The last point I made is the moral argument "in theory private companies compete against each other but government has a monopoly on legalized violence." Govern

The last point I made is the moral argument "in theory private companies compete against each other but government has a monopoly on legalized violence." Government must be constrained because you can't get away from it. Now it is true commercial monopolies can also exert coercion on their customers, so we have antimonopoly laws. These laws likely need updates to deal with natural monopolies coming from the strong network effect in the internet era. And the interaction with free speech right in social networks will be an extremely challenging issue.