Microsoft may have hit on a mixed jackpot with the Kinect. While Xbox gamers might consider it a very optional, sometimes even unwanted, accessory, makers and tinkerers have flocked to it for how it made 3D scanning technology available the masses at an affordable price. However, it requires to be connected either to an Xbox or to a PC in order to function, which puts hard limits on its portability. But throw in a Raspberry Pi 2 into the mix, one of the most portable computers around, and you're good to go. Literally.