Sea-doo’s have been getting rave reviews for their Deep Propulsion vehicles but that doesn’t take anything away from yet another great DPV they have; the Sea-doo Seascooter Dolphin SD5542.  Let’s get down to brass tacks. Cost The SD5542 is built for pools and still water, unlike some of its more powerful counterparts that are made for deep diving, it can be placed in the low end category of sea-scooters. It…