For me, if someone wants to start a facebook group to talk about flat earth or antivax or any other crazy thing they believe, their freedom as humans to have th

For me, if someone wants to start a facebook group to talk about flat earth or antivax or any other crazy thing they believe, their freedom as humans to have that conversation trumps other concerns, but you can certainly argue credibly there are dangers and downsides. To me it does not seem qualitatively different than the printing press or allowing physical freedom of association. The invention of the printing press is indirectly responsible for quite a bit of upheaval!