Actually there is a three-part series on Gary as “The man who should have been Bill Gates” that I highly recommend. Met Gary back in the 70s and spent a half-hour talking wi him. Very nice guy in addition to being brilliant.
CP/M powered my first computer, a Kaypro, forty years ago. Got my master’s degree with it. WordStar was a wonderful program. I still remember the keyboard commands.
Probably wouldn’t be trying to VAX everybody to death.