Whats the hang up with rotto full of tourist and boats can't see the point plenty of places along the coast that aren't a 20 km's ski away just my opinion though...
Hit the nail on the head Dlinkwint.
Imagine the rep PWC's would have if it was allowed..
Every weekend the news would have the Sea rescue looking for another Jetskier either missing broken down or out of fuel... wouldn't last long...