I am always a little amazed and delighted when I discover something that I didn’t even know existed. The older I become, the more delighted I seem to be. For example, this week I’ve been having a vacation at home. Basically that means playing the tourist in the city where I live, going to new restaurants and generally wandering around. Someone recommended a new movie called “Across the Universe”—a musical about the 1960s written round the music of the Beatles. I never heard of the director,