Civilian GPS was originally supposed to have a precision of 100meters, nowadays it's good within 1 meter, and some small aircraft can use this precision to land entirely on autopilot. There's a lot of things that made this possible, on one part new technology, and on the other simply removing road blocks. Follow me on Twitter for more updates: https://twitter.com/DJSnM I have a discord server where I regularly turn up: https://discord.gg/zStmKbM If you really like what I do you can support me directly through Patreon https://www.patreon.com/scottmanley