Some startup inspiration: Homes of the world’s billionaires
msnbc.msn.com
msnbc.msn.com
Unlike physical stuff, ideas can be arbitrarily expensive, so they comprise a lot of what gets sold to the very rich. I suspect practically everyone who owns a Picasso, for example, likes the idea of owning a Picasso more than they like the actual painting.
Health care is about the only thing left that challenges this notion and I expect we'll get that worked out in the next 50 years or so.
http://en.wikipedia.org/wiki/Neuschwanstein
(Actually, that is practically the perfect example of atrocious living quarters, but if you're going to do bombast, do it right.) If I had 10s of millions, I would pick up one of these, which are sometimes surprisingly cheap:
http://www.yafanet.com/pics_news/2007-11/ferrari599_4.jpg
:-)
As far as I know, he has a single prototype which may or may not hover when attached by a wire to a crane. There was a press release about six months ago which said they were entering production, but as far as I know it hasn't happened.