I understand the temptation to send it right back up her stovepipe, but I hope you don’t fall into tit~for~tat!
Sure, one has to admire FLT-bird for enthusiasm & persistence, but there are many notable weaknesses in (presumably) his presentations here.
One is his very high ratio of BS to facts, another is refusal to admit or address facts which contradict his BS.
You yourself have called out his cowardice in that, and I think the point should be reinforced at least occasionally.