Cutting someone slack who is peddling deliberate misinformation and obfuscation simply means that nonsense is allowed to infest the forum, Dave. This place can be better than that.

Nice one, Charmion. Luckily, I studied natural history, so much of the physics goes over my head. But when I do make the effort to delve and find his stuff wanting, I end up thinking that everything he says needs checking. That's annoying.