Having a lot of eyes on it is only a problem if you either have a self-esteem problem and so the inevitable criticism will blow you up or, you've got an ego problem and so the inevitable criticism will hurt your poor fragile ego. I think we can be sure which of these will be a problem for Jonathan "Why didn't people pay $$$ for a remaster of my old game which no longer stands out as interesting?" Blow.

He routinely livestreams himself working on the language. He doesn't seem afraid of attention.

yep and JBlow is a massive gatekeeper who discourages people from learning programming if he doesn't believe they can program the way he thinks a programmer should. He is absolutely running from any criticism that will hurt his enormous yet incredibly fragile ego.