Isn't the old joke... A young banjo player asks to jam with the old timers at the sawmill. Sure, they say, and invite him in. As they play for awhile, the yo

Isn't the old joke... A young banjo player asks to jam with the old timers at the sawmill. Sure, they say, and invite him in. As they play for awhile, the youngun asks the elder picker, "Say, old man, can you even read music?" to which the elder replies, "Not enough to ruin my playin'"