They don't need to. He has been thoroughly and completely debunked for decades. Legitimate security researchers pay no attention to him, and neither should you.
Would you talk to someone like this in real life? If you jumped into a conversation being this needlessly on the attack against someone who just posted a link to a project with the same name, I can’t imagine wanting to converse with you at all. How wrong or right you are about Steve Gibson is irrelevant. The fact that after a couple Id replies you can’t point to why this snake oil is snake oil is just the icing on the cake.