For over two decades, the Berlin Philharmonic has celebrated its creation on May 1 with the annual Europakonzert, which in 2010 was held in Oxford. Led by Daniel Barenboim, the orchestra and the young American cellist Alisa Weilerstein, who has attracted widespread attention for her passionate yet precise musicianship, perform a breathtaking rendition of Edward Elgar’s Cello Concerto, Op. 85