One such moment was when IBM decided to sign the deal with Microsoft, giving them exclusive license on operating systems for IBM PC. As someone put it: Were the

One such moment was when IBM decided to sign the deal with Microsoft, giving them exclusive license on operating systems for IBM PC. As someone put it: Were there one person with a brain at IBM to proof-read that deal, Microsoft would never become such a big company as it is today. But there wasn't any, so we ended up with Windows at 95% of PCs worldwide.