What a fantastic idea. Although, I’d be worried to host anyone unless they had a lot of positive feedback (eBay-style).AirBnB looks too good to be true! You pay to rent a place to sleep around the world for a night or two. It’s a capitalist CouchSurfing.
Mentioned in Get Rich Slow, Time mag article about starting new companies on a micro budget (ie, the rational way). Via Amit Gupta.