View this article at: http://www.macnn.com/news/18630 Friday, Feb 28, 2003 9:55am Mobile classroom uses 3G for connectivity The Telecomputer Bus showcases the power of the 3G mobile phone network by connecting 21 Macs located in a mobile classroom to the Internet via the O2 phone network's 3G mobile phone network, which in testing at Isle of Man. The next-generation phone network promises fast net services, video clips and picture messaging on mobile phones.