If violist Christian Colberg was aiming to prove that a viola could do anything that a violin could do, he succeeded.
It was unusual enough that Colberg, principal violist of the Cincinnati Symphony Orchestra since 2010, was soloist in a work that he also composed. He wrote it, he explained earlier, due to a lack of solo repertoire for his instrument, which is slightly larger and has a lower range than the violin. It was also a miracle that he was performing at all, having suffered a subdural hematoma…