Mark Cuban is somebody sports fans can appreciate on a lot of levels. He's a self-made man, he's living his dreams, and he owns a pretty damn good NBA team. He's even parlayed that into reality TV stardom and probably gets all the tail that he wants. More power to him. Unfortunately, Cuban -- who built his empire on internet commerce -- has decided to smack technological progress in the face. Per his own blog,......

The Texas-based Pizza Patron chain is now accepting the Mexican peso (bills only) at all of its 59 locations in the U.S. This monetary trial run is slated to end in February, but may be extended if it all works out. According to the Dallas Morning News: Using cards listing the conversion calculations, cashiers will enter the figure in U.S. dollars into the cash register and give the change in U.S. currency. Great. Now......