It's in the video: LQG is not a promising, or even a plausible, physical theory. That's the idea.

"Don't be snarky."

"Please respond to the strongest plausible interpretation of what someone says, not a weaker one that's easier to criticize. Assume good faith."

https://news.ycombinator.com/newsguidelines.html

(I'm sure you could rephrase your point here as a substantive thought in a respectful way and then it would be fine)