Here are some of the past week’s stories on TechCrunch Gadgets: TechCrunch Gadgets Weekend Giveaway: Name PocketCloud’s Mascot, Win An iPhone 4S 10 Years Of The iPod CMU Researchers Turn Any Surface Into A Touchscreen Lytro Makes Its Debut: Unique Form Factor, $400 Price Tag Microsoft’s Augmented Reality 3D HoloDesk Lets You Play With Balls In Real Time The Scourge Of Pentile Returns With The Galaxy Nexus