Oh poor Tim Paterson. Later M$ hire him to port MS-DOS correctly to IBM PC. But biggest loser is Gary Kildall and DR/DOS. This is discussed here: https://en.w

Oh poor Tim Paterson. Later M$ hire him to port MS-DOS correctly to IBM PC. But biggest loser is Gary Kildall and DR/DOS. This is discussed here: https://en.wikipedia.org/wiki/Gary_Kildall#IBM_dealings https://en.wikipedia.org/wiki/Gary_Kildall#IBM_dealings