Paycoin and the North American Bitcoin Conference
... Paycoin/Paybase CEO Josh Garza accomplished this primarily by ..., and guaranteed a $20 floor price. Further, he claimed that you would be able to shop online on Amazon, Walmart, Target, et al using Paycoin, ...
Neither of which actually happened.
Incredibly, even though Paybase now claims that they can't support the $20 value because it would be illegal (not true), they show this on the Paybase site:
Paycoin is a classic pump-and-dump (though I suspect that they never got a chance to dump).