I don't like kneejerk reactions either, and I wouldn't describe it as incredible, but surely we can all appreciate the irony that you responded with a strong kneejerk reaction about strong kneejerk reactions?
Speaking as someone who's done similar things many times. There is some kind of adverse selection process in internet discussions, where we respond when we've had our buttons pushed and it never seems to go well. Even when we had a substantive point to make.
I guess what I'm trying to say is, we all have a common enemy, and it's the way the Internet exploits our humanity to create drama. Let's try to remember that and be charitable to one another.
In any case, how much or little I care about it is irrelevant to whether it is an uninformed kneejerk reaction.
But hey, however strong I feel, it must be less than how much pg does, since he wrote an entire essay on middlebrow dismissal