The electronic payments industry may be ripe for change, but which company among eBay (NASDAQ:EBAY), MasterCard (NYSE:MA), Visa (NYSE:V), American Express (NYSE:AXP), and Discover (NYSE:DFS) is best positioned to succeed? In this segment from The Motley Fool's everything-financials show, Where the Money Is, analysts David Hanson and Matt Koppenheffer play a round of "Would You Rather..." and look at three scenarios involving these five companies.