https://www.phonearena.com/news/t-mobile-fastest-us-carrier_id154401
BellSouth long ago tried and failed to buy Sprint to get at Clearwire's mountain of 2.5GHz spectrum. AT&T and Verizon's fates were sealed long ago. Neither have healthy enough balance sheets to withstand the likely price war that T mobile can easily engage in with their higher speed, better coverage and technically advanced network.