In this cozy winter program, Apollo’s Fire and Jeannette Sorrell set sparks flying in virtuoso works of J.S. Bach, Vivaldi and more. Alan Choo and Susanna Perry Gilmore dazzle in Bach’s Concerto for ...

He stood in the middle of the street and played Vivaldi Winter on violin. The sound was fast, clear, and full of energy. People walking by started to slow down — some stopped to listen. It was a short ...