The electronic payments industry may be ripe for change, but which company among eBay (EBAY 1.18%), MasterCard (MA 0.82%), Visa (V 1.00%), American Express (AXP 2.29%), and Discover (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.