The guys over at extra credit often discuss different things in short animated videos, now they reached crowdfunding. I thought I was going to post it in one of Chris threads in goldhawk announcement subforum, but as it doesn't seem to focus on pitfalls or downsides of crowdfunding I decided to give it it's own topic. It's more a comparison to the 2-3 other ways to fund a game, and still an interesting watch.
http://penny-arcade.com/patv/episode/crowdfunding
And they have a forum. I havent browsed it yet but it could possibly contain some gems.
[http://extra-credits.net/forum/viewtopic.php?f=8&t=2192
Totalbiscuit has an irregular series named "kicksmarter" where he looks up seemingly overlooked projects: