# lossless (blogs) — RSS Amplifier Recent posts from the 2 feeds in the RSS Amplifier directory that cover lossless. Page: Feed: --- ## [I released nobot, a detection system for low-effort bots](https://op111.net/posts/2026/02/nobot-detection-system-for-low-effort-bots/) _2026-02-15 · op111.net_ ## [Is Spotify Lossless really lossless? (Part Deux)](https://blog.szynalski.com/2025/12/is-spotify-lossless-really-lossless-part-2/) _2025-12-22 · Tomasz P. Szynalski · Hope This Helps_ Two weeks ago, I published the results of an experiment where I examined the output of Spotify in Lossless mode on a Windows system. The conclusion was that Spotify Lossless does indeed provide the same audio stream as on the original CD – at least for some music. One wrinkle in the report was that \[ \] ## [Is Spotify Lossless really lossless?](https://blog.szynalski.com/2025/12/is-spotify-lossless-really-lossless/) _2025-12-07 · Tomasz P. Szynalski · Hope This Helps_ Spotify has recently rolled out an update which allows subscribers to enable lossless compression. This means that, when you stream a song, the audio data that reaches your Spotify player should be identical to the data on the original CD. I thought it was worthwhile to check whether that is really the case. The topic of \[ \] ## [How to block Googlebot impersonators](https://op111.net/posts/2025/11/block-googlebot-impersonators/) _2025-11-08 · op111.net_ Apache snippets to block fake Googlebots ## [SEO and SEM badness](https://op111.net/posts/2025/11/semrush/) _2025-11-04 · op111.net_ SEMrush ## [Keychron K1 Max keyboard – a personal review](https://blog.szynalski.com/2025/10/keychron-k1-max-review/) _2025-10-18 · Tomasz P. Szynalski · Hope This Helps_ I’d been having wrist pain from typing on my computer. The pain affected the base of my pinky and the pinky side of my left wrist and occurred after as little as one hour of typing, especially if I had to use my little finger a lot (Alt+Tab, Esc, Tab). While the pain never reached levels \[ \] ## [PNG and modern image formats: A comparison of lossless image compression](https://op111.net/posts/2025/10/png-and-modern-formats-lossless-image-compression/) _2025-10-15 · op111.net_ A benchmark of lossless image compression comparing PNG with AVIF, HEIF, JPEG XL, and WebP for fourteen graphics images ## [oxipng and friends: A comparison of PNG optimization tools](https://op111.net/posts/2025/09/png-compression-oxipng-optipng-fileoptimizer-cwebp/) _2025-09-11 · op111.net_ A comparison of PNG compression with optipng, oxipng, and FileOptimizer; also includes results of lossless conversion from PNG to WebP ## [Omni Carousel](https://op111.net/posts/2025/07/omni-carousel/) _2025-07-11 · op111.net_ Earlier this month I published Omni Carousel — Check it out! ## [Chovy's Blog: Agentic Coding (Sponsored)](https://crawlproof.com/a/YUo1BY2RkezY) _2025-07-10 · **Sponsored**_ Personal posts on agentic coding, moshcode CLI, and security findings. ## [Persistent arm pain after getting the Pfizer Covid-19 vaccine – case study](https://blog.szynalski.com/2024/10/persistent-arm-pain-covid-vaccine/) _2024-10-26 · Tomasz P. Szynalski · Hope This Helps_ In 2021, I got an unusual adverse reaction to the Pfizer-BioNTech Covid-19 vaccine. After my first dose, my arm started to hurt. A little arm pain is a normal reaction, but in my case the arm remained sore for three months. I also felt unexplained sensations of burning, stinging and tightness. After my third dose \[ \]