United States National Public Radio recently reported on the use of insects as food and the obstacles to making large scale consumption and use of insects a reality. Wealthier nations battle a disgust factor that may greatly affect investment in insect farming, but also have laws that make the use of insects as food difficult. FAO and the UN are working to clarify laws that would clear the way for greater use of insects as food in developed nations. If you would like to learn more, you can read the entire article here.
Also have a look at the publication Edible Insects: Future Prospects for Food and Feed Security, which was launched by FAO last Monday, 13 May, in conjunction with the International Conference on Forests for Food Security and Nutrition.