I ask this because Ralph is a luminary in the field and you just likened his contribution to the industry to that of somebody who designs predatory engagement loops and this is utterly ridiculous.
The article gives useful theoretical tools for understanding and critiquing such shallow games, actually. Its examples are drawn from many genres, and it's thoughtful and insightful about many kinds and aspects of games.
The comment you call out with your question is indeed a low-effort and low-quality dismissal. I struggle to describe it without being more insulting than that.