# uno (blogs) — RSS Amplifier Recent posts from the 8 feeds in the RSS Amplifier directory that cover uno. Page: Feed: --- ## [A Radar Scope on the Arduino UNO Q: Multi-Target Tracking with the Ai-Thinker RD-03D mmWave Sensor](https://derekmolloy.ie/a-radar-scope-on-the-arduino-uno-q-multi-target-tracking-with-the-ai-thinker-rd-03d-mmwave-sensor/) _2026-08-10 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ UNO Q with a 24 GHz radar wired to the board to build a live radar scope - the MCU turns a binary sensor stream into three tracked targets, and the Linux side draws them sweeping across a web dashboard. Along the way, a proper look at how FMCW radar works, all showing the strength of mmWave radar. ## [The Zephyr Devicetree: An Interactive Demo](https://derekmolloy.ie/the-zephyr-devicetree-an-interactive-demo/) _2026-08-07 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ A gentle, but complete introduction to the Zephyr devicetree, taught through the one thing every beginner gets wrong - which way round an LED is wired. Built from nothing on a low-cost Seeed XIAO nRF52840, with three onboard LEDs, one external LED wired deliberately backwards, and a button. ## [Under the Hood of the Arduino UNO Q: Vanilla Zephyr on the Cortex-M33](https://derekmolloy.ie/under-the-hood-of-the-arduino-uno-q-vanilla-zephyr-on-the-cortex-m33/) _2026-07-30 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ Part three of the UNO Q series removes the App Lab, Arduino core, sketch loader and just uses west, a devicetree, and our own Zephyr firmware on the board's STM32U585, driving the 13x8 LED matrix through Zephyr's display API with grayscale functionality. ## [How Charlieplexing works: an interactive demo](https://derekmolloy.ie/how-charlieplexing-works-an-interactive-demo/) _2026-07-29 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ Eleven pins, 104 LEDs, and a scan you can slow down until the trick falls apart. An interactive walkthrough of the Arduino UNO Q's charlieplexed matrix, built from the board's own devicetree. ## [The OpenMV AE3: A Time-of-Flight Doorman for the NPU](https://derekmolloy.ie/the-openmv-ae3-a-time-of-flight-doorman-for-the-npu/) _2026-07-26 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ Part two of the OpenMV series shrinks the board and the power to a quarter of a watt, while running YOLO. Built on Alif's Ensemble E3 with two Cortex-M55s and two Ethos-U55 NPUs, the AE3 also carries something its bigger sibling does not, a VL53L8CX 8x8 ToF depth sensor. ## [The OpenMV N6: A MicroPython Camera with a Real NPU](https://derekmolloy.ie/the-openmv-n6-a-micropython-camera-with-a-real-npu/) _2026-07-24 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ The OpenMV N6 pairs an 800 MHz Cortex-M55 with ST's 600-GOPS Neural-ART NPU and a removable global-shutter camera, and MicroPython - YOLO object detection at 30 fps, in Python, under a watt. We tour the hardware properly, walk through setup, and build a people-counting application on the NPU. ## [Lamport Clocks for Starfaring Civilizations - a tiny SF vignette and computer science lesson (July 22, 2026)](https://www.suberic.net/~dmm/writing/lamport.html) _2026-07-22 · Denis Moskowitz · Stuff by Denis Moskowitz_ Lamport Clocks for Starfaring Civilizations - a tiny SF vignette and computer science lesson ## [A Real Dual-Brain Application on the Arduino UNO Q: an AI Brick, a Camera, and a Presence Lamp](https://derekmolloy.ie/a-real-dual-brain-application-on-the-arduino-uno-q-an-ai-brick-a-camera-and-a-presence-lamp/) _2026-07-22 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ Part two of the UNO Q series puts the board's dual-brain design to real work - a vision AI Brick on the Linux side detects a person through a camera, and the microcontroller side turns that into a smoothly breathing lamp that never stutters, no matter how hard the AI is working. ## [Getting to Know the Arduino UNO Q: Two Brains, One Board, and Zephyr Underneath](https://derekmolloy.ie/getting-to-know-the-arduino-uno-q-two-brains-one-board-and-zephyr-underneath/) _2026-07-21 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ The Arduino UNO Q pairs a quad-core Linux processor with a real-time STM32 microcontroller on one UNO-shaped board, and quietly runs Zephyr where the classic Arduino runtime used to be. This guide takes an engineer's look at the architecture. ## [The State of Rust for Embedded Development in Mid-2026](https://derekmolloy.ie/the-state-of-rust-for-embedded-development-in-mid-2026/) _2026-07-15 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ A survey of where Rust stands for embedded and edge development in mid-2026, from bare-metal async on microcontrollers to services on embedded Linux, including the toolchain, the safety-certification story, the wireless gaps, and measurements from this blog's own boards. ## [Dissecting Series A Rounds (Sponsored)](https://crawlproof.com/a/IUyFA94CnPcq) _2026-07-15 · **Sponsored**_ Two real Series A cases: timelines, investor sequencing, and common founder mistakes. ## [From TinyML to Tiny Language Models: the State of Edge AI in 2026](https://derekmolloy.ie/from-tinyml-to-tiny-language-models-the-state-of-edge-ai-in-2026/) _2026-07-10 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ A field guide to state-of-the-art edge AI in 2026, covering the models that now run on small devices, the neural accelerators that make them possible, and federated learning, grounded in the low-cost hardware used throughout this blog. ## [The Zephyr Web Server, Now in C++: Classes for Embedded Hardware](https://derekmolloy.ie/the-zephyr-web-server-now-in-c-classes-for-embedded-hardware/) _2026-07-06 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ A short follow-on from the Zephyr Thread web server guide, rebuilding the same project in C++ on the Seeed XIAO nRF52840, and adding the RGB LED and the on-die temperature sensor to show why classes suit Zephyr hardware so well. ## [A Zephyr Web Server on the Seeed XIAO nRF52840, over Thread (C/C++)](https://derekmolloy.ie/a-zephyr-web-server-on-the-seeed-xiao-nrf52840-over-thread-c-c/) _2026-07-03 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ In an earlier guide we built a tiny web server on an ESP32-C3 in async Rust, using Embassy. A browser could connect over Wi-Fi, toggle an onboard LED, and flip the page theme. This guide builds the same idea on completely different foundations: the Zephyr RTOS , written in C, running ## [A Low-Cost Thread Border Router: ESP32-C6-WROOM as an OpenThread RCP for Home Assistant in Docker](https://derekmolloy.ie/a-low-cost-thread-border-router-esp32-c6-wroom-as-an-openthread-rcp-for-home-assistant-in-docker/) _2026-06-30 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ Thread is the low-power IPv6 mesh that underpins most Matter smart-home devices, and to use it you need a Thread Border Router (a bridge between your normal network and the mesh). Commercial border routers are built into many smart speakers and hubs, but they rarely give you the access a ## [Watercolor from February: 23 Church Street, Cambridge MA (June 30, 2026)](https://www.suberic.net/~dmm/graphics/watercolor/watercolor.html#23Church) _2026-06-30 · Denis Moskowitz · Stuff by Denis Moskowitz_ Watercolor from February: 23 Church Street, Cambridge MA ## [An Async Wi-Fi Web Server on the ESP32-C3 with Embassy and no\_std Rust](https://derekmolloy.ie/an-async-wi-fi-web-server-on-the-esp32-c3-with-embassy-and-no_std-rust-9/) _2026-06-28 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ This guide explains how Embassy ties an ESP32-C3 Wi-Fi web server together. It assumes you are comfortable with basic Rust (ownership, traits, match) but new to embedded async. ## [Non-Binary Angel Gender Flag (June 06, 2026)](https://www.suberic.net/~dmm/graphics/flags/EnbyAngelFlag/) _2026-06-06 · Denis Moskowitz · Stuff by Denis Moskowitz_ A flag for my personal gender. ## [Teaching Edge Programming: C++, Rust and Embedded Linux in the age of LLMs by Derek Molloy (2026)](https://derekmolloy.ie/teaching-edge-programming-c-rust-and-embedded-linux-in-the-age-of-llms-by-derek-molloy-2026/) _2026-04-23 · Derek Molloy · Derek Molloy, Dublin City University (DCU)_ This talk reflects on practical experience teaching C, C++, and Rust for edge programming in Electronic and Computer Engineering at Dublin City University, where language choices are shaped by emerging industry needs and sound educational pedagogy ## [Ralph built a Cross-Platform app using Uno Platform whilst I slept.](https://nicksnettravelswp.azurewebsites.net/ralph-built-a-cross-platform-app/?utm_source=rss&utm_medium=rss&utm_campaign=ralph-built-a-cross-platform-app) _2026-03-01 · Nick · Nick's .NET Travels_ There s been quite a bit of hype around the use of AI for vibe coding applications. Add in the use of a Ralph loop and we re getting close to being able to automatically generate entire applications. But how much of this is hype and how much is reality. In this post I ll walk through using ... Read more The post Ralph built a Cross-Platform app using Uno Platform whilst I slept. appeared first on… ## [I used to be a Windows Developer….. and I still am (sort of)](https://nicksnettravelswp.azurewebsites.net/i-used-to-be-a-windows-developer/?utm_source=rss&utm_medium=rss&utm_campaign=i-used-to-be-a-windows-developer) _2026-02-21 · Nick · Nick's .NET Travels_ For most of my career, I’ve been a proud Windows developer. I build Windows apps. I run Windows as my primary dev machine. It’s been home. But recently? That’s been challenged — not by another OS, but by AI. Developer workflow is changing fast. Agents, containers, automation — they’re reshaping how we build software. So ... Read more The post I used to be a Windows Developer .. and I still am… ## [Try Before You Buy, Risk-Free (Sponsored)](https://crawlproof.com/a/kBSvJzFkN1sx) _2026-02-21 · **Sponsored**_ Free trial hosting plus refunds processed in 12-24 hours, guaranteed. ## [new watercolor - autumn tree in Arlington. (February 16, 2026)](https://www.suberic.net/~dmm/graphics/watercolor/watercolor.html#CemeteryTree) _2026-02-16 · Denis Moskowitz · Stuff by Denis Moskowitz_ new watercolor - autumn tree in Arlington. ## [Use AI to Build Cross Platform Applications with Uno Platform, VS Code, Agents and MCPs](https://nicksnettravelswp.azurewebsites.net/uno-mcps/?utm_source=rss&utm_medium=rss&utm_campaign=uno-mcps) _2026-01-13 · Nick · Nick's .NET Travels_ The world of software development has been inverted by the introduction of AI. This started off as an assistive role but quite rapidly AI is taking on more and more autonomy. In fact, the recent hype around Ralph (Ralph Wiggum as a software engineer ) is evidence enough that whole sections of work can now be ... Read more The post Use AI to Build Cross Platform Applications with Uno Platform, VS… ## [Development Process with AI](https://nicksnettravelswp.azurewebsites.net/development-process-with-ai/?utm_source=rss&utm_medium=rss&utm_campaign=development-process-with-ai) _2025-12-29 · Nick · Nick's .NET Travels_ With every update to the various models and tools, AI becomes more capable and in a lot of ways more independent. In much the same way as a junior developer learns over time and can take on more complex tasks, and can carry the tasks out with less supervision, we ve seen AI mature to the ... Read more The post Development Process with AI appeared first on Nick s .NET Travels . ## [Development Process with AI](https://nicksnettravels.builttoroam.com/development-process-with-ai/?utm_source=rss&utm_medium=rss&utm_campaign=development-process-with-ai) _2025-12-29 · Nick · Nick's .NET Travels_ With every update to the various models and tools, AI becomes more capable and in a lot of ways more independent. In much the same way as a junior developer learns over time and can take on more complex tasks, and can carry the tasks out with less supervision, we ve seen AI mature to the ... Read more The post Development Process with AI appeared first on Nick s .NET Travels . ## [(In)giustizia di fine anno](https://federicoliguori2611.substack.com/p/ingiustizia-di-fine-anno) _2025-12-23 · Federico Liguori · Federico Liguori - L'Eco dell'Altromondo_ Tiriamo le somme del 2025. ## [Add an Uno Tarot card: Wild Draw Four (December 20, 2025)](https://www.suberic.net/~dmm/graphics/unotarot/unotarot.html#UnoWildDrawFour) _2025-12-20 · Denis Moskowitz · Stuff by Denis Moskowitz_ Add an Uno Tarot card: Wild Draw Four ## [Add two street scene watercolors (December 20, 2025)](https://www.suberic.net/~dmm/graphics/watercolor/watercolor.html#SchoolZone) _2025-12-20 · Denis Moskowitz · Stuff by Denis Moskowitz_ Add two street scene watercolors ## [Getting Started with MCP on Windows](https://nicksnettravelswp.azurewebsites.net/getting-started-with-mcp-on-windows/?utm_source=rss&utm_medium=rss&utm_campaign=getting-started-with-mcp-on-windows) _2025-12-17 · Nick · Nick's .NET Travels_ Earlier this year Microsoft was touting all the work they re putting into Windows in order to make it AI ready. This includes a slew of features that will show up only on their copilot enabled computers. However, there are some features that will be more widely available. One of these is the support added to ... Read more The post Getting Started with MCP on Windows appeared first on Nick s .NET… ## [Le Parole attorno al Tavolo](https://lascritturageniale.substack.com/p/le-parole-attorno-al-tavolo) _2025-09-27 · Matteo Bortolotti · La scrittura geniale_ 6 cene a Modena insieme ai romanzi di Lucarelli, Roversi, Varesi, Cotti, Vichi e Baraldi ## [Is Vibe Coding Just a Cost Cutting Strategy, like Outsourcing/Offshore Development?](https://nicksnettravelswp.azurewebsites.net/vibe-coding/?utm_source=rss&utm_medium=rss&utm_campaign=vibe-coding) _2025-09-26 · Nick · Nick's .NET Travels_ One of the things about software development is that it is still inherently expensive to do; well at least, to do it well. There have been countless attempts to reduce the cost of software development leading to innovation in terms of both tooling and processes. In this post I m going to discuss the more recent ... Read more The post Is Vibe Coding Just a Cost Cutting Strategy, like… ## [One Cloud, Every AI Layer (Sponsored)](https://crawlproof.com/a/0gZMVeVtprvb) _2025-09-26 · **Sponsored**_ Run agents, inference, and infrastructure on one stack — economics improve as you scale. ## [it’s always the capacitors – Logitech SB3 one channel low audio fix](https://www.richardmudhar.com/blog/2025/09/its-always-the-capacitors-logitech-sb3-one-channel-low-audio-fix/) _2025-09-10 · richard · Richard Mudhar_ It’s always the capacitors causing trouble these days, and if it’s not them it’s the connectors 😉 When I started work decades back, in Test, on units that had a Z80 microprocessor I kept a Z80 spare. When a faulty unit came in, I always tried swapping the microprocessor. Never in my time there did … Continue reading "it’s always the capacitors – Logitech SB3 one channel low audio fix" ## [#118: Flussa via!](https://lascritturageniale.substack.com/p/118-flussa-via) _2025-09-01 · Matteo Bortolotti · La scrittura geniale_ La scrittura geniale, newsletter #118 ## [Windows AI – Click to Do with an Uno Platform Application as an IActionProvider](https://nicksnettravelswp.azurewebsites.net/windows-ai-click-to-do/?utm_source=rss&utm_medium=rss&utm_campaign=windows-ai-click-to-do) _2025-08-16 · Nick · Nick's .NET Travels_ In my previous post on Click to Do we created an application that is activated via a URI triggered by Click to Do. In this post we ll register with Click to Do by implementing the IActionProvider interface and registering as COM Server. As with the previous post on Click to Do, this only works with ... Read more The post Windows AI Click to Do with an Uno Platform Application as an IActionProvider… ## [Installing Older Versions of Visual Studio 2022](https://nicksnettravelswp.azurewebsites.net/installing-older-versions-of-visual-studio-2022/?utm_source=rss&utm_medium=rss&utm_campaign=installing-older-versions-of-visual-studio-2022) _2025-08-06 · Nick · Nick's .NET Travels_ This was going to be a post about using COM Server activation in a WinAppSdk application to interact with Click to Do. However, since there s currently a major regression in the dev channel of the Windows insider builds (reported here, here and here), which prevents Visual Studio from debugging any applications, that ll have to wait. ... Read more The post Installing Older Versions of Visual… ## [CherylUI theme for your Uno Platform Applications](https://nicksnettravelswp.azurewebsites.net/cherylui/?utm_source=rss&utm_medium=rss&utm_campaign=cherylui) _2025-07-24 · Nick · Nick's .NET Travels_ I ve talked a lot in the past about how XAML applications lend themselves to being styled using data and control templates. The Uno Platform, which defaults to the Fluent theme, also supports Material, which adjusts the control templates for the in-box controls according to the Material theme from Google. In this post we re going to ... Read more The post CherylUI theme for your Uno Platform… [Listen](https://wordpressblogimages.builttoroam.com/blogimages/2025/07/Screen-Recording-2025-07-24-005741.mp4) ## [Windows AI – Click to Do with an Uno Platform Application](https://nicksnettravelswp.azurewebsites.net/click-to-do-uri-protocol/?utm_source=rss&utm_medium=rss&utm_campaign=click-to-do-uri-protocol) _2025-07-21 · Nick · Nick's .NET Travels_ With the latest generation of Copilot+ PCs, Microsoft is integrating AI deep into the core of Windows with features like Recall and Click to Do. In this post we ll look at Click to Do and how you can use it to launch an Uno Platform application. Before we jump into our Uno Platform application, let s ... Read more The post Windows AI Click to Do with an Uno Platform Application appeared first on… ## [ChatGPT Guide to Building Cross Platform Applications](https://nicksnettravelswp.azurewebsites.net/chatgpt-guide-to-building-cross-platform-applications/?utm_source=rss&utm_medium=rss&utm_campaign=chatgpt-guide-to-building-cross-platform-applications) _2025-07-18 · Nick · Nick's .NET Travels_ I decided to ask ChatGPT what suggestions it had for building cross platform applications. Here s it s response, along with some commentary, specifically around the offering by the Uno Platform. What's the best guidance for building cross platform applications? From ChatGPT: The best guidance for building cross-platform applications can be broken into strategic decisions, tooling choices, ... Read… ## [Launching and Exploring Hot Design for Uno Platform](https://nicksnettravelswp.azurewebsites.net/launching-hot-design/?utm_source=rss&utm_medium=rss&utm_campaign=launching-hot-design) _2025-07-17 · Nick · Nick's .NET Travels_ As I discussed in my previous post the Uno Platform team have release a subscription based offering, Uno Platform Studio, which includes a runtime visual designer, Hot Design. In this post we re going to use a new application to launch Hot Design and take a look around. The first thing to be aware of after ... Read more The post Launching and Exploring Hot Design for Uno Platform appeared first on… ## [🆓 Uno Platform vs 💼 Uno Platform Studio: What’s the Difference?](https://nicksnettravelswp.azurewebsites.net/uno-platform-vs-uno-platform-studio/?utm_source=rss&utm_medium=rss&utm_campaign=uno-platform-vs-uno-platform-studio) _2025-07-16 · Nick · Nick's .NET Travels_ As the .NET ecosystem continues to grow and evolve, so does the need for robust tooling that helps developers build cross-platform applications faster and more efficiently. If you’ve been exploring the Uno Platform ecosystem, you may have come across two offerings: the free, open-source Uno Platform and the paid Uno Platform Studio. While they’re closely ... Read more The post 🆓 Uno Platform vs… ## [How to do Validation in Windows and Uno Platform Applications – the Easy Way](https://nicksnettravelswp.azurewebsites.net/winui-validation/?utm_source=rss&utm_medium=rss&utm_campaign=winui-validation) _2025-07-14 · Nick · Nick's .NET Travels_ Quite often I hear the complaint that WinUI, and thus Uno Platform, doesn t include validation. There was some evidence a while ago that it was being worked on by the WinUI team (ie commented out validation XAML in the WinUI styles), but there doesn t seem to be any more progress in this area, despite a ... Read more The post How to do Validation in Windows and Uno Platform Applications the Easy… ## [Stop Using MVVM](https://nicksnettravelswp.azurewebsites.net/stop-using-mvvm/?utm_source=rss&utm_medium=rss&utm_campaign=stop-using-mvvm) _2025-07-13 · Nick · Nick's .NET Travels_ The Model-View-ViewModel (MVVM) pattern has long been a cornerstone in building maintainable and testable UIs across frameworks like WPF, Xamarin, Uno Platform, and others. It provides a clean separation of concerns and enables powerful data binding. But despite its popularity and maturity, MVVM often introduces unnecessary complexity and friction—particularly when it comes to state management ...… ## [Stop Using MVVM](https://nicksnettravels.builttoroam.com/stop-using-mvvm/?utm_source=rss&utm_medium=rss&utm_campaign=stop-using-mvvm) _2025-07-13 · Nick · Nick's .NET Travels_ The Model-View-ViewModel (MVVM) pattern has long been a cornerstone in building maintainable and testable UIs across frameworks like WPF, Xamarin, Uno Platform, and others. It provides a clean separation of concerns and enables powerful data binding. But despite its popularity and maturity, MVVM often introduces unnecessary complexity and friction—particularly when it comes to state management ...… ## [Using Instruction Files with VS Code Agent Mode and the Uno Platform](https://nicksnettravelswp.azurewebsites.net/using-instruction-files-with-vs-code/?utm_source=rss&utm_medium=rss&utm_campaign=using-instruction-files-with-vs-code) _2025-07-12 · Nick · Nick's .NET Travels_ In this post we re going to do two things. Firstly, we re going to step through how to create an Uno Platform application with VS Code. Then, we re going to use VS Code to generate an instructions file that will help guide Copilot Chat to generate output that s more consistent with your application structure. Setting up ... Read more The post Using Instruction Files with VS Code Agent Mode and the… ## [Watercolor of the Skip of Wands added to the Uno Tarot page. (July 04, 2025)](https://www.suberic.net/~dmm/graphics/unotarot/unotarot.html#UnoSkipWands) _2025-07-04 · Denis Moskowitz · Stuff by Denis Moskowitz_ Watercolor of the Skip of Wands added to the Uno Tarot page. ## [Delitto di Garlasco - Nelle puntate precedenti...](https://federicoliguori2611.substack.com/p/delitto-di-garlasco-nelle-puntate) _2025-07-04 · Federico Liguori · Federico Liguori - L'Eco dell'Altromondo_ Ogni giorno che passa, la situazione diventa più assurda e contorta. ## [Scrivere con il cuore in mano](https://lascritturageniale.substack.com/p/scrivere-con-il-cuore-in-mano) _2025-07-02 · La scrittura geniale_ Cos’è il cardiowriting® e perché il Coldbrew del 7 luglio potrebbe farti cambiare idea sulla scrittura (e sul modo in cui pensi). ## [#117: La "scrittura aumentata" e un Cardiowriting® ColdBrew a luglio!](https://lascritturageniale.substack.com/p/117-la-scrittura-aumentata-e-un-cardiowriting) _2025-06-23 · Matteo Bortolotti · La scrittura geniale_ La scrittura geniale, newsletter #117 ## [#116: Specchio riflesso, cervello connesso](https://lascritturageniale.substack.com/p/116-specchio-riflesso-cervello-connesso) _2025-05-26 · Matteo Bortolotti · La scrittura geniale_ La scrittura geniale, newsletter #116 ## [New watercolor image - Pigeon on a roof. (May 22, 2025)](https://www.suberic.net/~dmm/graphics/watercolor/watercolor.html#PigeonRoof) _2025-05-22 · Denis Moskowitz · Stuff by Denis Moskowitz_ New watercolor image - Pigeon on a roof. ## [L'imbarazzante odissea di Garlasco e i colpevoli ad ogni costo](https://federicoliguori2611.substack.com/p/limbarazzante-odissea-di-garlasco) _2025-05-19 · Federico Liguori · Federico Liguori - L'Eco dell'Altromondo_ La riapertura del caso dell'omicidio di Chiara Poggi ha messo a nudo delle indagini talmente pietose da lasciare senza parole.