Most GPS is a relatively imprecise tool, honing in on your location to within around a few meters, but new Kickstarter project Piksi aims to provide accuracy within a single centimeter, via a new GPS receiver that uses Real Time Kinetics (RTK) it’s trying to fund via Kicksarter. The Piksi combines open source software and hardware to give UAV hobbyists and others access to the advanced RTK tech at a fraction of the price you’d normally find.