Groupon Doesn't Take the Easy Way Out

These days, Groupon reminds me of Travis Bickle, Robert De Niro’s character from Taxi Driver. It was down and out just a few months ago, but it’s been doing pushups and saying, “You talkin’ to me?” into the mirror, ready to take on the world.

Its latest push, a foray into the world of payment processing, is its most daring move yet.