A very well-dressed and perplexed-looking man stands in front of the egg display in a local supermarket, warily eyeing the dizzying array of medium, large, extra-large, white, brown, free-run, cage-free, organic, omega-3, enhanced, hard-boiled, pickled, and even yolkless eggs. He takes a step back, calls a trusted confidant on his cell phone, and asks: Man: [...]