if you want to get somewhere - slowly

I'm not sure how this would work, but here's a post claiming that you can sail across the ocean on a wave powered boat: not wind power, wave power.

Hey, I'm back :-) no thanks to Telkom, the "dis"utility I have now ditched for leaving me without Internet access for a month :-( and blaming everyone but themselves ("Have you checked that the cable is plugged in?").