IBM had been established for decades before the PC, also the PC in general was established for years before their entry. I think they knew what to do. It was a

IBM had been established for decades before the PC, also the PC in general was established for years before their entry. I think they knew what to do. It was a bit of a gamble, sure. And you can make the argument they guessed wrong. But the success of the PC and subsequent crushing of the rest of the industry was incredibly successful. The flexible design did catch on, simultaneously a blessing and a curse to IBM.