But you do want to make you boat as light as possible don't you, no matter what the conditions? Ideally, if you could have a "bulletproof" boat no matter what the weight of it, a lighter boat would be faster than a heavier boat in all conditions would it not?

Oh and Wouter, this is exactely why I'm studying to become an engineer in marine technology. Give me a few years and I will take that challenge <img src="http://www.catsailor.com/forums/images/graemlins/grin.gif" alt="" />