I'll admit it: at the end of the workday, I want little more than to sit in front of the TV and do nothing. This is an indulgence I allow myself far more frequently than I should. Of course, no one just watches TV anymore, do they? Thanks to wifi, laptops, and now smartphones and tablets, our lazy time is much more engaging. Who said technology has to be productive? Here are my top smartphone and tablet apps to zone out with.