Some of these are perpetrated by a government or agent of a government and shouldn't be tolerated at all. Some of these are perpetrated by private companies an

Some of these are perpetrated by a government or agent of a government and shouldn't be tolerated at all. Some of these are perpetrated by private companies and it's a much more gray area whether or not it's ok. "De-platforming" gets a lot of press but Twitter, Facebook, et al are under no obligation to let any particular person or group use their platform, nor should they be.