Bureaucratic malfeasance, error, or just plain bad luck, can loose people their accounts, even with government not silencing them.
e.g. a fly landing on a sheet of paper, blocking the print head long enough to generate "Tuttle" from "Buttle", resulting in a long chain of violent events for some unassuming individual…
"governments and corporations silencing dissidents has done far far more harm to humanity than people losing their accounts"
People can not loose their accounts, because they are governed which makes silencing possible.