To continue the jazz comparison, I guess this would be the competent jazz trio knocking out by the book jazz standards in the corner of a bar. They'll probably

To continue the jazz comparison, I guess this would be the competent jazz trio knocking out by the book jazz standards in the corner of a bar. They'll probably never make it big or become famous, and most people will forget about them quickly enough, but they'll have a steady stream of gigs and just about everybody there will be happy enough listening to them in the background and have a good time.