There didn’t even need to be a deliberate cartel for this to happen either.
Amazon realized it could make money and grow the company by offering cloud services and now AWS runs something like 30% of the internet.
Google turned their leading search algorithms into an extensive tracking and advertising platform that integrates with most of the internet.
Apple decided that people don’t need to be allowed to tinker with and repair their own devices so that hardware can be locked into a four-year cycle of planned obsolescence.
A whole bunch of profit-maximizing firms did the hard job of controlling everything for the governments.
Until you dismantle inheritance, the old fat cats will find a way to pass their wealth to younger fat cats.