> can you still claim a monopoly if developers can technically allow purchase outside and have a choice? Yes, antitrust activity isn't solely based on the mark

> can you still claim a monopoly if developers can technically allow purchase outside and have a choice? Yes, antitrust activity isn't solely based on the market concentration (HHI) but also on the _actions_ taken by large players. Monopolistic or monopsonistic activity results in net loss to consumer welfare.