Update: The rumor is true! We’re leaving the original post up for the record. This afternoon, T-Mobile has a big announcement planned this afternoon for the assembled nerds at CES in Las Vegas. That announcement? They’re not saying. But a mysterious banner ad started to run on tech sites this morning, and that ad leads to a site that isn’t yet live. That ad promises to pay early termination fees with your current carrier for your entire family if you switch to T-Mobile. [More]