1. Retro multi‑monitor/EGA‑VGA multi‑head tricks
"The trick was pretty easy to guess but still a lot of fun to see put into practice. The EGA monitor bits, and more broadly just the idea of trading color bit depth to multiplex signals for multiple monitors into a single framebuffer and physical output is pretty cool." – EvanAnderson
"Id soft folks were using 2 graphics cards, an EGA/VGA and an MDA one to do multihead debugging. It was possible because the two card technologies actually mapped their frame buffers onto two separate address ranges." – utopcell
2. AI‑generated code quirks – odd dash usage & off‑by‑one comment formatting
"Another fun one: comments that are justified to a specific column but off by one in only one of them." – jchw
"It used to be a big thing in the nineties: I've got old .asm source code of mine where I used to do that." – TacticalCoder
3. Nostalgic/wholesome retro‑computing vibe
"Didn't realize how wholesome 8bit guy is, great channel." – genxy
"It might have been easy to guess, but you didn't really think of it in the past 51 years since the Commodore 128 was introduced, did you?" – utopcell