Critic's Notebook: Who really owns Gershwin?
Recent recordings of George Gershwin's concert works and 'Porgy and Bess' may not be Americans' idea of Gershwin — but is Gershwin, played with love and care and imagination."Who says that only Americans know how to play Gershwin?" asks Gramophone magazine this month as it hails a new Gershwin CD from the Leipzig Gewandhaus, the German orchestra that calls itself the world's oldest. "By this time possibly nobod…