Robot whirred:

I saw it, you MORON! My comments stand. You REALLY are one of the very
dumbest people on RAO.

Please forgive Margaret's error. Correct phrasing would have been
"... dumbest robots on RAO".

Ad Hominim attack noted.

Actually it's ad robotem, and it's hardly an "attack". It's a
statement of opinion that borders so closely on certainty, it's a
virtual fact.