>Because it is a dictionary attack using a predefined 135-million-word list, there is no guarantee that you will crack the WPA key, but such an extensive dictionary attack should be sufficient for any but the most specialized penetration testing purposes.

Wont work against most high-profile targets, then. I find the use of this is probably limited to either a) attacking idiots, or b) attacking idiotic companies who have nobody who understands basic security.