Editorial cartoonist Ben Sargent once penned a masterful sketch of a newspaperman — a skinny, bug-eyed fellow in a baggy suit with a press card in the band of his porkpie hat.The unnamed journalist was depicted in the simple act of entering a dark room at city hall and switching on a light. The cartoon had no caption. It didn’t need one. In your mind’s eye you could see cockroaches scurrying for cover.Sargent’s message to Austin American-Statesman readers was clear and timeless: Light is the best disinfectant, and nothing shines light on the activities of government like a newspaper. That’s ...