The enlarged radio buttons don't look good on Firefox 7 Mac. In general radio/list/select fields not not scale well.
The 3% fund from you is a nice touch.
There needs to be a link which you can share with other people to help fund your purchase on the account page. Don't see a link.
http://i.crowdfunded.it/crowd_members/?id=4 Does not work.
"You currently have 0 completed funds. " Should be at least 1, right?
I like the idea just needs a little more polish and a lot more pitch. To be honest I just don't trust the service in it's current state.
As far as the rest of your website, for me personally, I trust websites that are polished, simple, and have professional copy. I was really impressed with Swipe.com recently and immediately trusted them.
I think it's a nice concept. People will perhaps be more inclined to give if there was some sort of feedback mechanism. Something that will tell a complete stranger that the guy who was an ipod shuffle for his birthday deserves my $5. Perhaps if I knew that this guy gave $10 to someone else last week for a school textbook? Just thinking out loud.
Will you do me a favor and check out my startup here too: http://news.ycombinator.com/item?id=3073337
Thanks