you learned the technique of playing violin, and then you learned jazz, chaz cal, and you said that was a very important experience for you. why. >> guest: it was very important experience because it was about exercising imagination. the work -- i did violin education in all -- starting with suzuki and then a great nonsunday suze teacher and i did all the competitions and played in the school orchestra, and i gained a certain command of the form, and -- not even but -- then when i felt a yearning to do, and my buddy, rob, who is not chinese american, who is a pianist and a jazz aficionado, and we both love this free-style improvation, and we just started jamming on our own, and that process of jamming on our own, even though we didn't produce keith jarrett level recordings but the process of exploring and playing and breaking out thereof forms you already gained command of, that you earned the right to break out of because you gained command of them, that was an incredibly formative experience, and not just in the moment. i don't do improvisational jazz violin anymore, but this apattern