Because it's a heavy growling makeable barrel and some dudes like to get as close to death and injury as possible. I know you standup guys wouldn't watch a bodyboarding vid, but if you were so inclined, there's some sick helmet cam footage of there in the Custom X 6 Months dvd.
Because they aren't work a day hacks or students like us. You get a wave there and the photo makes the magazines, you're getting some dead presidents in your pocket.