T-Mobile upgrading HSPA+ network to 42Mbps this year

Seems like T-Mobile's fed up with claims that its network isn't truly 4G -- starting today, it's doubling the bandwidth of HSPA+ to 42 megabits per second as promised. They've conducting a live test in Las Vegas on the CES 2011 stage, playing some online multiplayer Need for Speed, but it won't be limited to the City of Sin for long -- fully two-thirds of its 200+ million person coverage zone will find blazing transfer speeds by the end of the year as the improvements roll out. Next stop -- 650Mbps.