Hmm.. Looks uncomfortable. Website says it's instinctive to ride. Maybe it's not as uncomfortable as it looks.
“Professional freestylers will be able to do things with this machine that will be incredibly spectacular and we absoluetly believe we have created a new class of PWC racing. In terms of speed thropugh a set of boiuys, and close skilled racing, the Samba is set to become the watersport equivalent to a Formula One car. It's light, so it doesn't take much wake to give it lots of air, and it can manhandled to do far more turns or flips than a normal jet ski that we're really looking forward to seeing what the professional stunt riders can do with it. You can get much more air of a wake than a stand-up rider. You can flip it and loop it far easier than a stand-up.”