Wasn't there a huge multi-rotor that cost $15,000 haha, it was water proof I think and had radar... crazy. I really like the concept of little robots running ar

Wasn't there a huge multi-rotor that cost $15,000 haha, it was water proof I think and had radar... crazy. I really like the concept of little robots running around doing their thing. Like those under water drones that are in the oceans.