Earlier quoted context omitted.
Consumers need to be able and willing to pay money rather than renting their eyeballs. (And creators need to be willing to pay for hosting/discovery.) If YouTube could make more money as a gated subscription site that charged for uploads and, say, $100/year to access, they'd be more than happy to do so.
Why can't we just have a publicly owned video site that is paid for by all of us? We all use YouTube so it seems like a prime fit for public infrastructure. This would guarantee 1A rights to political speech and journalism, as well as remove advertising and engagement incentives.
So privately owned companies can be directly controlled by their owners in proportion to the amount of ownership. Publicly owned companies cannot usually be directly controlled by their owners, but can be indirectly controlled in proportion to the political power of the owner.