Is it too much regulation, or not acting on the trust busting regulations we already have that prevents newcomers? In the case of telecoms, it is hard to imagin

Is it too much regulation, or not acting on the trust busting regulations we already have that prevents newcomers? In the case of telecoms, it is hard to imagine a startup being able to pay the entry costs of building infrastructure, which are extremely substantial, and then offer lower prices. Granted, the situation also suffers from telecoms striking monopoly deals with municipalities, so if that could be prevented it would help too.