Google today launched the Project Tango Tablet Development Kit for developers who want to build apps that can track full 3D motion and capture surfaces in the surrounding environment. Google says it created the kit “in close collaboration with Nvidia.” That’s why it includes the new Tegra K1 mobile processor, as well as 4GB of RAM, 128GB of storage, a motion tracking camera, integrated depth sensing, WiFi, and BTLE. More to follow.