The next big thing: a mashup of crowdsourcing and investing. Proper.com and Zopa.com are amazing examples for the possibilities of Crowdfunding. But there is more to come. Crowdspirit an open innovation platform for product-development has announced their use of crowdfunding-elements. Here you`ve got an interesting list of different crowdfundet project:
http://get-paid-to-ppc.blogspot.com/2007/01/types-of-crowdfunded-projects.html