AT&T tops in PCWorld?s 3G wireless testing

AT&T says it has worked hard to improve its much-maligned third-generation (3G) network over the last eight months, �and the results of PCWorld's latest 13-city, 3G network performance tests suggest that the network has indeed undergone a drastic makeover.

Full story at http://www.msnbc.msn.com/id/35565833/ns/technology_and_science-wireless/