Boston Early Music Festival
The Boston Early Music Festival had promised "fireworks" at its concert of Handel and Vivaldi last Saturday, which featured French countertenor Philippe Jaroussky and the Cleveland-based ensemble Apollo's Fire. But even though I had already proclaimed Jaroussky "the greatest countertenor in the world" (based on his performance last summer at BEMF in Niobe) I admit I was still surprised by just how high and dazzling …