>>You end up with a lot of decisions being made by the minority that (1) feels strongly and (2) is willing to speak up.
...and don't forget to include the wonderboy/girl from the overpaid consulting firms that come in and tell the CEO they are doing everything wrong and should move everything to: (pick the latest technology fad)
and then 2-3 years later they come back and convince upper management to move to the next big thing...
It's an interesting dynamic. I've been on both sides in my career. Silent is much easier but doesn't get you recognition & promotions.