Right on the heels of its announcement of becoming the "UnCarrier", T-Mobile has dropped an early update on customer count for Q1. While its full earnings won't be announced until May 8th, it noted a net increase of 579,000 customers for the period, compared to a net loss of 349,000 in Q4 of 2012. It claims the increase was primarily due to continued focus on growing its MVNO customers base. Postpaid customer losses for Q1 are 199,000, fa
