I am being downvoted by the enforcers of orthodox opinion here. Which brings me to the real reason that you shouldn't worry about a slippery slope from Facebook

I am being downvoted by the enforcers of orthodox opinion here. Which brings me to the real reason that you shouldn't worry about a slippery slope from Facebook becoming the arbiter of Fact: Because you actually want the slippery slope to happen! You are confident that they will use their power to censor your political enemies and enforce your orthodoxies on the world. <3