Ken M and the lost art of 'do no harm' trolling

It's Troll Week on Mashable. Join us as we explore the good, the bad, and the ugly of internet trolling. 
As the internet tells it, the greatest troll of all time is Kenneth McCarthy, a copywriter in Brooklyn who has spent years leaving bewildering comments on news articles and brand pages under the name "Ken M."
Unlike many troll personas, Ken M is not a mean guy. In fact, the character is pretty harmless. He's just an ill-informed old dude who likes to hang around the Chef Boyardee Facebo