He rarely gets to interact with instruments outside of what you'd find in a high school band room, plus maybe some stuff like recorders or tin whistles here or there. A hurdy-gurdy is completely new to him and he is so very, very excited.

He asks a lot of questions, some of them perhaps a bit awkward but asked politely and out of enthusiasm and respect only; it very quickly becomes clear that he's operating on a very high and thoughtful level. Probably higher than even the average working professional. And he's a total dweeb.