Each week Ross Rubin contributes Switched On, a column about consumer technology.
In a commercial featuring 30 Rock actress and producer Tina Fey and director Martin Scorsese, the former Saturday Night Live head writer uses her credit card to gain entrance to an airline lounge. The notion of a faceless slice serving as an access pass would also apply to Novatel Wireless's MiFi, the simply named 3G personal hotspot that will support up to five users simultaneously connecting to a 3G network when it is offered through operators next year.MiFi is n
