# xt (blogs) — RSS Amplifier Recent posts from the 1 feeds in the RSS Amplifier directory that cover xt. Page: Feed: --- ## [IBM’s dark AT secrets](https://scalibq.wordpress.com/2025/11/08/ibms-dark-at-secrets/) _2025-11-08 · Scali · Scali's OpenBlog™_ I recently found this new blogpost by VileR: A Lost IBM PC/AT Model? Analyzing a Newfound Old BIOS. It’s a very interesting look into the mess that is IBM’s PC division in the early 80s. And I had various thoughts … Continue reading → ## [On rendering and solved problems](https://scalibq.wordpress.com/2025/07/21/on-rendering-and-solved-problems/) _2025-07-21 · Scali · Scali's OpenBlog™_ Here’s just a quick brainfart I had after watching a video on 90s rendering technology, part of which concentrated on how John Carmack moved from Commander Keen to Wolfenstein 3D, DOOM and Quake: An interesting point there is that each … Continue reading → ## [Another adventure in downgrading, part 5: Linux](https://scalibq.wordpress.com/2025/04/16/another-adventure-in-downgrading-part-5-linux/) _2025-04-16 · Scali · Scali's OpenBlog™_ I have taken on yet another project with the same codebase as discussed in the previous instalments about downgrading. And that is a task I had been meaning to tackle for some time: porting the code to Linux (or Android, … Continue reading → ## [Windows 11 24H2: not for everyone](https://scalibq.wordpress.com/2024/10/25/windows-11-24h2-not-for-everyone/) _2024-10-25 · Scali · Scali's OpenBlog™_ The 24H2 edition of Windows 11 was officially released this month. I have Windows 11 running on a variety of systems, only a few of which are actually officially supported. The other machines do not meet the system requirements in … Continue reading →