I think it is worthwhile to be supicious of the government making carveouts of rights that could be abused. Communists have labeled their political enemies as mentally ill and used to justify imprisoning them.
That said, Loomer is a mental case. She is textbook histrionic personality disorder. I wouldn’t trust her with a letter opener unsupervised, much less a firearm. She has been holding things together decently well recently, but she’s bound to spiral out of control again because she will always make choices that will cause her to spiral out of control.