Could you please not post snarky dismissals to HN, especially of other people's work? It breaks a number of the site guidelines at https://news.ycombinator.com/newsguidelines.html. Specifically, this guideline:

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

There's a clear epidemiological value to the result about being able to get patients to effectively reduce their caloric intake without counting.

Weight loss for people who hate arithmetics.

The author of this piece really should know and understand the basic scientific concepts that are involved here. I suspect he may just be doing a dumb-it-down thing that goes a bit too far .