I have over 100 people in my LinkedIn network who were ever at PA Semi, and 53% of them are still at Apple. Where's the evidence that "all the talent bailed" ?

I have over 100 people in my LinkedIn network who were ever at PA Semi, and 53% of them are still at Apple. Where's the evidence that "all the talent bailed" ? Some of the key architects and leaders moved on, but I think that's not unusual.