Beware of the Dark Side, Luke. That may serve as excellent advice in Star Wars, but as entirely wrong directions for a journey through the confectionery sector. Indeed, today we are seeing an emphasis on dark chocolate products in the marketplace. Well-known candy brands such as M&M’s®, Snickers®, and 3 Musketeers® are all going over to the dark side with new versions of their classic product. And with a number of health studies promoting the potential benefi ts of dark chocolate, the “force…