The CP/M-DOS forensics don’t prove much

I saw the headline on Slashdot: Forensic evidence trying to prove whether MS-DOS contained code lifted from CP/M. That got my attention, as the connection between MS-DOS and its predecessor, CP/M, is one of the great unsolved mysteries of computing.

Unfortunately, the forensic evidence doesn’t prove a lot.

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The almost-was Bill Gates

The almost-was Bill Gates

Finally, a little bit more detail on the haziest (to me) story in my controversial Why I Dislike Microsoft has appeared: Gary Kildall’s side of the CP/M-QDOS-PC DOS 1.0 story.

The story corroborates what I said, but I wish the story answered more questions.

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How DOS came to be IBM’s choice of operating system

The urban legend says Gary Kildall snubbed the IBM suits by making them wait in his living room for hours while he flew around in his airplane, and the suits, not taking it well, decided to cut him out of the deal and opted to do business with Bill Gates and Microsoft, thus ending Digital Research’s short reign as the biggest manufacturer of software for small computers.

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