Dish bought Boost Mobile in July 2020 as a condition of the T-Mobile / Sprint merger, which closed in 2020, with the intention of dislodging Sprint as the fourth wireless carrier in the United States. Following T-announcement Mobile’s that it would phase out Sprint’s CDMA network, the two companies traded barbs; Dish chairman Charlie Ergen compared T-Mobile to the Grinch; T-Mobile CEO Mike Sievert wrote in a blog post that Dish was “dragging their feet” in upgrading customers to the superior 4G/5G world.
