(Point raised in
thread.cfm?threadid=159422&messages=10#3777389 )

"...session where they "frowned on you if you didn't play in that night's chosen key"
[it was] an Old Time session where the fiddlers and banjo players have to re-tune their instruments to change key and keep the right sound. ...
Everyone's welcome if you stick to those rules! There is no difficulty with staying in one key as the participants could play for a week without repeating themselves. "
v
" I understand the reason for it, I just don't get being able to call yourself a musician and only playing in one key. As for alternative tunings, I've always said that I'll start using different ones when I've exhausted all possibilities with the normal one. "