"Never trust version .0 of anything. .0 or .1 if it's Microsoft"
That was the advice I got when entering the WinTel world almost 30 years ago. People were complaining about being beta tester then.
Yes, back in the day, Bill Gates was a crackerjack programmer. But when he took the role of CEO, he well and truly digested the cardinal rule of consumerism, "Nobody ever went broke underestimating the intelligence or taste of the American public."
At first, businesses loved Bill Gates because he screwed IBM. By the time they realized who else was on the list, it was too late.