What if you eat packaged foods because you're too scared of making yourself sick because you've missed something very obvious while cooking that everyone else knows about?
Are there any YouTube videos of paranoid cooking? ie they'd teach where to look to see if you've screwed up etc.
Leave him be, he must've just learned all those words, and in the great tradition of average human discourse, put them together to form a grammatically coherent yet nonsensical utterance that nonetheless achieves its main objective, namely making him feel good about himself.
Well his complaints about the talk are after the "loon" bit, and you didn't say anything to the effect of, "well he called me a loon but did explain his position", so I figured.
I encourage you to not stop reading after he called you a loon. He dedicates a few paragraphs to explain what he feels is wrong with your talk.
Also read the comments, where he says:
I am watching the talk (final minutes now) and except for the history, meaning of interpretations etc., he actually understands QM more correctly than many people employed as physicists...
(The audacity! Someone that actually watches the thing they'll be bitching about!)
Well someone's got to play the part of Steve Jobs.