The downside of globalized diet crazes, as global demand for what was a "poor man's food" crop increases, its price skyrockets... messing up impoverished communities.
http://www.bloomberg.com/apps/news?p...hmY&refer=home
Side note: mainstream marketers make a mint off the acai berry craze. Just don't go overboard or you'll have the FTC on your ass like white on rice.
http://www.shoemoney.com/2009/03/26/...fire-from-ftc/