@lori lol what, wow

For something like this if you're Vlad, and you really do feel compelled to respond, how should you do it?

Publicly. The original post was public, do the same. Lay your cards on the table. Be open. Don't chase the OP into their private space and try to 1v1 them.

I might have been persuaded by some (not all) of the arguments if he'd done that. And I hadn't cancelled my subscription based on the original post. But guess what, now I will.