All those people who worked at Microsoft in the 90's and 2000's now work for at hundreds of other companies throughout the industry. And a whole bunch of people who weren't even born in those times now work for Microsoft.
I don't think your opinion is objective at all. It's based on treating a collective as a single mind.
Collectives and companies can keep the same culture and habits even if all people who worked there left. Because people come and leave not in the one go - they do it gradually, so every new employee is "indoctrinated" into the company culture, then indoctrinating new people themselves, even if their mentors left.
Obviously ms doesn’t have a candidate must be ruthless two faced bad person interview assessment. I think you are missing a very important ingredient to a company and that is its culture. Company cultures get diluted to the better or to the worse. As in either the company changes the newer employees or the new employees change the company
I don't think your opinion is objective at all. It's based on treating a collective as a single mind.