......the MiFi. It creates a personal Wi-Fi bubble, a portable, powerful, password-protected wireless hot spot that, because it’s the size of a porky credit card, can go with you everywhere. The MiFi gets its Internet signal from a 3G cellphone network and converts it into a Wi-Fi signal that up to five people can share.
http://finance.yahoo.com/news/Your-Own-Hot-Spot-and-nytimes-362333608.html

