There are many ways to do anything. There are musicians that spend their entire career mining one small patch of stylistic territory, exhaustively plotting its possibilities, immersing themselves in its world, refining its vocabulary until their creative utterances are as idiomatic as the language of everyday life. Then there are those that reinvent themselves continually. Both approaches are equally valid (as if I was in any way qualified to tell anyone whether or not their work was valid!), and as far as I can tell, both are equally fertile. I know of many artists, especially in genres like jazz and folk, where great store is …