Rafe Needleman reviews mobile apps and products for fun, and picks startups apart when he gets bored. He has evaluated thousands of new companies, most of which have since gone out of business. Fon is ...

Fon has been around for awhile. Which is to say, three months. The Spain-based brainchild of Martin Varsavsky, it's a global community of people who share WiFi connections. Also a business. And it's ...