Pianist Radu Lupu.By Greg StepanichPALM BEACH -- It was a Schubert of half-light, of sketched thoughts and mental wanderings, and while completely unconventional, Radu Lupu's performance Wednesday night of the last piano sonata of the doomed Austrian master stays in the memory, even if it haunts instead of sings.The legendary Romanian pianist came to the Society of the Four … [Read more...]