Very interesting.
http://dcgazette.com/watch-guy-surfs-ocean-wave-on-a-dirtbike-robbie-maddison-owns-the-internet-with-this/
BDC
Another typical numbnutz aussie ::)
By adding the paddle tire and ski's it reminds me of how snowmobilers cross open sections of water on their sleds. With either one, once you've lost momentum, you tend to sink like a stone. :D