"Meet EMILY, a remote-controlled lifeguard. It looks like a buoy, but it's a small watercraft fitted with a flotation device. It can go up to 22 mph and can get to people more quickly, and in some cases more safely, than any human"
Would be ideal for surf contests at Linda Mar, "...you on the Costco board, no not you the other guy, no not him either, the other one...yes thank you. Will all of you now please get out of the contest area..."