Drones fly free — and that’s the problem. How do you keep one under control while at the same time making sure it goes where you want it to without hitting something? The Fotokite Phi solution is to have it on a “leash” — or tether — so that it can never wander off.
DJI's Phantom 2 Vision+ incorporates much of a couple hot topics these days, and that's a quadcopter, floating camera stabilization and action camera videography. The plus version of this quadcopter is really a step up from the Phantom 2 Vision with the introduction of a 3-axis gimbal.