Maybe service providers above some scale just shouldn't exist, period? It would be a lot harder to erect walled gardens if you're only serving a small subset o

Maybe service providers above some scale just shouldn't exist, period? It would be a lot harder to erect walled gardens if you're only serving a small subset of users - they would balk and leave at any attempt to prevent them from interacting with others outside of the ecosystem, and it would be a lot easier to do so.