New iPhone Photo Lenses Take Better Photos! Tim Ferriss, The 4-Hour CHEF Talks Cleavers! Cheap Programmable Thermostats, Spy on Rdio, B&N Vs. Amazon - Tekzilla

Tim Ferriss, The Four-Hour CHEF, talks $7 cleavers, knife skills, and the battle between Barnes & Noble and Amazon. Better iPhone Photography: we've got lenses, mounts, and more! Programmable Thermostats, the Nest is just one of many excellent options. Eavesdropping on Rdio. And much more!