This can happen to Signal too. Don't forget, #Signal rents servers from #Amazon #AWS and #Google which is out of their control.
https://signal.org/blog/looking-back-on-the-front/
---
I don't care about #parler but people should be given the choice to decentralise and block / join instances - like you can on a self hosted #mastodón
Follow
And poof! It happened! https://fosstodon.org/@fatboy/105533024651010245
CC @fatboy
Server run by the main developers of the project 
It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!