Zzz
Twitter has plenty of people who supported this on it: https://en.wikipedia.org/wiki/Capitol_Hill_Autonomous_Zone
Are you in favor of banning Twitter now as well?
You know damn well Parler only exists because their users were already banned/flagged from Twitter and needed a safe space for their hate and radicalization.
Additionally, you will also soon realise why Google and Facebook are essentially THE internet, since they themselves are domain registrars and are both part of the ICANN.
So it is almost impossible for them to be 'taken down'.