Messiah returns at Boston Baroque
Robinson Pyle sounds off on natural trumpet. Photo: Julian Bullitt.One returns to the Boston Baroque version of Messiah as one returns to an old friend; you already know precisely the way it's going to delight you. (And, perhaps, the way it's going to get on your nerves.) It has now been decades since artistic director Martin Pearlman pioneered the light, dancing tempi which made his intimately entertainin…