Choosing to disassociate from speech you don't like is yet another use of free speech, as is banning groups that use speech you don't like from your private platform.
So yeah, gab, Reddit, and Facebook are exercising their right to free speech.
There are a lot more people who have the ability to shut down a website, regardless of hosting company choice, than have the ability to shut down dissemination of a flyer or stop a speaker from speaking.
Yes, a TOS is freedom of association. That doesn’t mean it’s a good thing for society when unpopular speech gets banned from every web host they use, in order.
However, this seems to be drifting off topic. Gab’s web site didn’t get shut down, they just got cut off by a payment processor.
Per tptacek's comments, the founder does appear to be an asshole, but that doesn't make him a neo-Nazi.
It's pretty accurate. They sound like Nazis. Take a look at
https://twitter.com/ClenchedFisk/status/1027690034718224384
https://mobile.twitter.com/getongab/status/10565833547645214...