“Memories” – 256 byte MSDOS intro

Love these demos. The best one I've found, also 256 bytes, is Pyrit by Řrřola (Jan Kadlec, a Czech developer). It's frankly incredible, something I wouldn't have believed was possible:

https://www.pouet.net/prod.php?which=78045

I ported it to a boot sector so you can run it with a single (rather long!) Linux command line in qemu:

https://rwmj.wordpress.com/2019/12/08/pyrit-by-rrrola-incred...

The source code for Pyrit is worth reading too (see first link). It's very clever and quite readable.