Most of these people are not lauded as business geniuses and are not in charge of 2 trillion dollar companies.
ETA:
I would like to point out that I feel like your point would be more valid if Microsoft were a startup or something. However, I think a lot of people joining assumed that it was a stable company and as such their job would likely be more stable than where they were coming from.
ETA:
I would like to point out that I feel like your point would be more valid if Microsoft were a startup or something. However, I think a lot of people joining assumed that it was a stable company and as such their job would likely be more stable than where they were coming from.