you know rum and coke at sun set. reporter: yeah. no. reporter: they re sailing twice as fast of the mono-hulled racing yachts of not so long ago. are you going to flip over? it depends, the unreassuring answer. if you re not getting close to capsizing, you re probably not pushing it hard enough. reporter: are you pushing yet or just crazy? nick watt, on san francisco bay. get in on the action, paula, bet you look good on the high seas. snoop out on the poop deck? there you go. you look a little constipated in the photo. little constipated in the photo. [ male announcer ] sponges take your mark.