“Simon Rattle — or ‘Sir Simon,’ as the Germans love to call him — is revolutionizing Berlin, both the Philharmonic and the city’s musical life. The brass may gleam as brightly as ever, the winds glisten and the strings shine. But after three Rattle seasons, the Berlin Philharmonic is a different band than it has ever been, with a less defined sound, a much broader repertory, a new relationship to its community and a new spring to its step. Not everyone is happy.”