I think treating Facebook like a public utility and requiring federation is akin to breaking up Ma Bell(the telephone monopoly, see: https://www.investopedia.com/ask/answers/09/att-breakup-spin...). The cost to society of phone calls dropped dramatically. It took a long time to break up the monopoly since the government benefited (according to https://talkingpointz.com/the-breakup-of-ma-bell/).