ThoughtsOnForesight&Hindsight

With all the conspiracies said and done, about all they say and reveal, could 9/11 have just been, like Pearl Harbor, simply a failure of basic Humint[HumanIntelligence]. In Pearl Harbor the attack flights were seen on radar. In 9/11, the attackers were seen "on radar" in that, the pieces of the puzzle were known, just that the puzzle itself was not put together in time. In Pearl Harbor the pieces of the puzzle were there, just that failure to communicate was in place, as with 9/11. With that said, what pieces of the NextPuzzle are now known and what situations will be in place that will fail to put ThePuzzle together in time? Will there still be in place that, failure to communicate? At what cost will this one be? Let the conspiracy theories begin.