Brilliantly innovative companies and those hoping to find a niche are swirling around at TechCrunch50, which I’ve been given the privilege to attend. Thanks to Mint.com for rewarding my storytelling with a pass to TechCrunch50. Here’s my favorites so far (from a user’s perspective without regard to moneymaking potential):
Youth and Entertainment: Hangout.net had a great 3d environment with
Memes & News: StockMood: tracks sentiment about certain stocks
Enterprise: OpenTrace: tracks where products came from by barcode snap with webcam, honoable mention is Yammer (twitter for business with saving capability)
Advertising and Commerce: Other Inbox: allows you to set up entire inboxes for a certain company or event
The Life Examined 
