...since 9/11 was clearly not a attributable to handful of Muslims hiding out in caves half way around the world...
Seriously? Conspiracy theories are fun and all, but most require there to exist a level of perfection in coordination, execution, and secrecy in large organizations, or spanning far more individuals, than is rational to consider a real possibility.
No they don't. That's why most of these false flags are about as clear as the nose on one's face when someone takes the time to look into them. Thankfully we have an alternate media and interested individuals in society who, for whatever their set of reasons, will do just that. We'll see how much longer that lasts now that the FCC has regulatory authority over the internet. I'm guessing that they'll hold up about as well as Bitcoin when people attempt to use it in it's original P2P form.