In our episode with Wisconsin-born, New England based Jeffrey Foucault, we had a handful of questions for the singer-songwriter about his background: coffee, the midwest and Mark Twain wisdom. Then we talked about Billy Conway for more than an hour. Conway was Foucault’s long-time partner in music, drummer and best friend who died from cancer in 2021. He was a rock and roll roots legend in Boston with his tenure in Morphine and Treat Her Right. He was like a…