[jmaa]

I haven't read the article, but one reason may be the unappetizing portrail. The photographs in this article are bleak and chaotic, in sharp contrast to the colorful and organized way food is depicted nowadays.

Unrelated, I've encountered energy bars with an insect: Standard energy bars, but extra expensive and with minuscule amounts of insect. Selling cheap eco-friendly insects as an expensive "cool" gimmick is a cruel sort of irony.