We can always count on iFixit to get down and dirty with its spudger and the latest tablet tech, and we're not going home empty handed today. The latest victim happens to be Google's recently announced Nexus 7, which has achieved a "repairability score" of 7 out of 10 (the Kindle Fire squeaked one notch past with an 8), with many accessible components including a replaceable battery and standard Phillips screws. While the site's ultimate goal is to illustrate the delicate process of opening our gadgets while leaving them unharmed, the good fol