by Tom  Zompakos The oyster is the world’s ugliest treat. It’s a chipped up and dirty seashell shaped like a human ear. Inside the shell lies a phlegm-yellow lump. I’m gigging as a fixer (a driver and local guide) for an effervescent editor of Physiocrat magazine named Rosie. Oysters can clean and filter two gallons of seawater in an hour,…