a. In the UK, they regularly list for more. Why? I don't know. In the US, they don't list over 30k. This is watching prices for over a year and finding back sales. I've found listing prices for probably 2 dozen Iroquois.
b. Who's crossing oceans ? I want to cruise around coastal MA
c. Who ever mentioned going real fast ?
Your post seems awful hostile. Why do you want me to buy a powerboat?