David Byrne should be more egomaniacal than he is. Just take a moment and examine his back catalogue. Any human being who can craft records as powerful and diverse as Remain in Light, Fear of Music, and My Life In The Bush of Ghosts has every right to be as pompous as they like. Add to this the fact that he composed what might be the greatest love song ever recorded (‘This Must Be The Place’) and managed to get traditional music from across Africa played on mainstream radio and you simply have to accept it without question. But what’s always…