video camera would do the trick.
was it really that bad? i know i've probably jinxed myself saying this, but the jet boats generally do seem to keep an eye out most of the time, and most complaints about them usually come from the folk who can't yet turn very well (extreme generalisation here

), or who don't look around themselves when sailing. though moving the jet ski markers to where they are is a genuine PITA i agree, and it's putting inexperienced tourists on jet skis right amongst the w/surfers. as far as the jet boats are concerned, i reckon we have more serious issues with bogan-weekend warrior fishermen in unregistered boats and bogans who own their jet skis wanting to run wind sport folk over
to me it's amazing that something like the seaplanes are allowed to operate in such a congested area, and the helicopter operating off the pontoon near the carpark when it does