T-Mobile and Sprint have a long history of insulting each other — check out these harsh exchanges
https://www.cnbc.com/2018/04/30/t-mobile-sprint-a-history-of-insults.html
The biggest loser in the $26.5 billion merger between Sprint and T-Mobile may be fans of Twitter smacktalk.
T-Mobile CEO John Legere and Sprint CEO Marcelo Claure have long traded shots on Twitter and in public statements. Legere, in particular, has issued some expletive-laden tweets about the company he's now going to be running.