Steven's encore was Chonguri by Sulkhan Tsintsadze for all you encore nerds out there. 20 points if you knew that already.
Watch does pitch mean to a period instrument player? And do you really have to carry more than one instrument around?
Musicans Dan Bates (oboe) and Oliver Wilson (viola) talk about pitch as they prepare for a concert involving two different pitches, A=430Hz and A=440Hz.