I recently went to a university concert hall gig in Liverpool by the Roger Beaujolais Quartet, a top flight British jazz group. Twenty-one people attended in a hall that seated two hundred. I discussed this with another (elderly) listener, who pointed out that there was nobody young in the audience, although Liverpool has two jazz courses for students. She told me she was the secretary of the Wigan Jazz Club and that the ageing audience for jazz was dying off and no one young was coming up to r