Who they hired are good enough for the jobs. Not everyone in FAANG are in charge of shaping the industry. In fact, even with such hiring process, I would say

Who they hired are good enough for the jobs. Not everyone in FAANG are in charge of shaping the industry. In fact, even with such hiring process, I would say FAANG problem is still having too many of such talented people but not enough internal growth so that they can't retain them.