In what way are unwarranted bans not defamation? Anyone who used to see your account and watched it suddenly go away is under the impression that you "did some

In what way are unwarranted bans not defamation? Anyone who used to see your account and watched it suddenly go away is under the impression that you "did something bad which got you banned". That is a public statement about your character. If you did NOT do something bad, that should be actionable.