Also the designer of the Atari SIO, Joe Decuir, also worked on the USB standards and calls the SIO the direct ancestor of USB. Too bad it's so slow. The Commo

Also the designer of the Atari SIO, Joe Decuir, also worked on the USB standards and calls the SIO the direct ancestor of USB. Too bad it's so slow. The Commodore VIC-20 and 64 (which had a similarly crippled serial interface) and Atari 8-bits all would have been even more interesting machines with a fast parallel floppy interface. Interesting slide deck by him: https://archive.org/details/vcf19eastr6 https://archive.org/details/vcf19eastr6