That's probably only half of the story. Facebook is already a monopoly and with their endless resources they don't need government's help to marginalise their c

That's probably only half of the story. Facebook is already a monopoly and with their endless resources they don't need government's help to marginalise their competition. I suspect the real reason is preemptive strike, Zuckerberg calls for something that was already coming whether he likes it or not, this way he controls the narrative and puts Facebook in a positive light.