These guys are working on cricket bars as a protein source:
(No affiliation, they were a few desks over at a coworking space)
(No affiliation, they were a few desks over at a coworking space)
1 http://en.wikipedia.org/wiki/Chapulines 2 http://chapul.com/
That said, I was about to buy a box just to check them out, when I saw their crustacean allergy warning... I hadn't even thought of that, and I am most certainly allergic to all of the crustaceans that Americans normally eat, so I might well be allergic to other arthropods.