Hacker News with Generative AI: IBM PC

The History of PC Audio (thejpster.org.uk)
This is a brief, abridged, and possibly inaccurate history of audio on the IBM PC compatible. It's based on an exhibition I prepared for Synthesised, a special event at the Centre for Computing History in Cambridge, England.
Software spotlight: Cassette software for the IBM PC (winworldpc.com)
While people stick their noses up at floppies these days (or any physical media for that matter), few realize that the original IBM PC and PCJr both supported an even more primitive form of program storage: audio cassette tape.
IBM PC 5150 Model Numbers (os2museum.com)
Recently I came across a minor mystery—the model numbers of the original IBM PC. For such a pivotal product, there is remarkably little detailed original information from the early days.
RAM Test ROM for IBM PC/XT and Clones (github.com/ki3v)
Don Estridge: A misfit who built the IBM PC (every.to)