Criticism is one thing. Premeditated bashing by zealots who have no interest in honestly critiquing, but seek simply to bash your work to pieces because it is not part of their holy canon or is perceived as commiting some sort of cybernetic lese majeste is completely another. I saw no reference to the former in the article, and plenty to the latter.
He's under no obligation to give the latter a podium simply because he's written software.
Acquiring an open, informed opinion can require no small amount of work. If he sets that work as his bar for critique and commentary, I have no problem with it.