That if anyone else had said what Marjorie Taylor Greene had said, they would be subject to action by Twitter under its own stated policies, but the rules just shouldn't apply to her?
When people say "hang the rich" on Twitter do you see them getting banned? Twitter specifically says they do not accept appeal to violence, but in reality they only censor the language they don't agree with.
If you believe these people constitute a direct threat to the safety of the rich, why don't you report them?
Last I remember Maxine Waters was calling for public harassment without consequence.
Like it or not, they have a perfect right to terminate her account for any legal reason, including breach of contract. For the record, Twitter doesn't even need a "reason" as long as they don't terminate her for an illegal reason.
This might be difficult to understand, but it's not censorship.