Gadget Lab Podcast: E-Cigarettes, a 3-D Food Printer, the Future of Digital Music

This week, Michaels Isaac and Calore discuss Facebook's looming public stock offering, take a gander at a 3-D printer that outputs to a unique fried-food format, and dig into high-definition alternatives to MP3 audio. But the show, quite dramatically, opens with a big puff of smoke.