Lego needs to have a luxury private yatch set and maybe also a luxury private jet

I just noticed now looking at the dolphin cruiser lego friend set that there is no real equivalent regular lego city equivalence.. Now i've seen a few fan design ones like this:

http://lego.cuusoo.com/ideas/view/16313 or

http://www.mocpages.com/moc.php/46973

i think it's a good idea. what everyone think?