which shows the latest SpaceX experiments with reusable rockets. And, certainly, having rockets automatically return themselves to the ground is going to save a fortune. So a rocket going up and down is pretty impressive.
Not, however, as impressive as firing your rocket into the air, cutting the engines, releasing the drogue parachutes to throw it off balance, throwing the parachute away, turning the engines back on, and letting them guide the rocket back to its starting point:
Now that's damned impressive.
Original post on Dreamwidth - there are comments there.