In the TechCrunch50 "Demo Pit," companies take up temporary residency -- new ones each day -- hoping to catch the eye of the conference attendees. Three grabbed me so far today. These are companies for our time: They're helping consumers be smarter with their money.
First up, Rate Surfer. You give it access to your credit card accounts, and it will alert you when rates change (useful if you sign up for cards with teaser rates) and it will, if you let it, move your balances between your accounts to make sure you're paying the least … Read more