The inventor of the CueCat, J. Hutton Pulitzer (formerly J. Jovan Philyaw) is prominently featured on the tv show The Curse of Oak Island and claims to have found a "magical" Roman Sword off the island's coast:
http://www.inquisitr.com/2704626/oak-island-roman-sword-j-hu...
Factoring that the CueCat lost investors $185M I think it would be fair to say that it's also a "Money Pit".