How does a performer deal with a piece of music? Is adagio the same speed now as it was fifty years ago? Does the note F sound the same as it did two hundred years ago? And how does a performer cope when a composer leaves two different editions of the same piece of music?
Leonard Slatkin compares versions of Bach's Brandenburg Concerto no. 2 and is joined by the BBC Philharmonic in 'Nimrod' from Elgar's Enigma Variations.