They’re already doing six carriers — the more money the merrier for SpaceX when all the rest sign up too!

To the degree that’s true, there is no need for the regulatory intervention you desire.

God no, space is literally limited, one capital holder shouldn't be able to just run in their first, fuck everyone else over, and they say "nuh uh". If you're operating in any country you play by those countries rules, and in the US that is the agencies like the FTC.

It's ridiculous that you think anyone deserves to own the space around our planet

You could not be more misinformed about the space constraints.