Patti Smith. The Patti Smith. The godmother of punk. Beat poet. Artist. Musician. Rock journalist. Ex-girlfriend of some of art and music’s most talented men. Subject of a documentary which just premiered at this year’s Sundance Film Festival. Recent inductee into the Rock and Roll Hall of Fame. In short, quite possibly the coolest woman alive. About a month ago, she and her band put on a rousing rock show at the 9:30 club. This…