Would anybody with enough resorces or connections to pull-off any type of terrorist attack be running around telling strangers about it?
But the bottom line is, if you're concerned enough about it, call the FBI.
He'd be channeling to Miss Cleo, I think.
You know, it seems to me that these guys do have a tendency to talk bit, just before they do something. They just can't help themselves. They are excited, feeling somewhat invulnerable and kind of cocky. Remember the behavior of the two guys in the Florida bar?
Was there anything cocky or excited about his behavior?