M_Boats: M boats: More market research

I have just become aware of the existence of tall rigs for the M17. Can anyone give the dimensions for the differences between the tall and short rig? In regards to the layout question, how about a flush deck aft with just a small cockpit footwell. This would give tons of room below (well sort of), room to sleep above decks when able and a very seaworthy low volume cockpit Joe S