Another bad deal is when Digital Research let the OS deal get away from them over a NDA.
It could have been a very different world.
Word was Gary Kildell blew off the big meeting with IBM.
I remember when I managed one of the first retail computer stores in Boston in 1980 where we sold Apple and we had former DEC programmers crack open the CP/M code to have it run on Apple so we could sell Wordstar along with Visicalc to accounting firms.
That was a lawsuit dodged.