Begun, the Mobile Wars Have: T-Mobile Unlimited Voice and Text for $99

As the only network without 3G (yet), T-Mobile's new $99 unlimited plan, launching Thursday, just has voice and text. The fourth and last major provider jumping in makes the new price war official—it might start at $99, but unless they've got some cartel action going, it's going to get bloody ugly, and fast, as they try to steal customers from one another. [T-Mobile]