And people are experimenting with what the cello can do. And this piece is, it goes kind of into, I'd say viola range. It goes high, but not anything crazy. And it's Boccherini who really takes ...

Luigi Boccherini dared to question what range the cello could play in his cello quintet, Op. 20, No. 4. It's pretty wild that this i written just before Boccherini. And people are experimenting ...