Quote Originally Posted by GDub View Post
Besides the "universal" appeal (as in the McFerrin clip), perhaps it depends on the instruments being composed on or for...? Seems logical that pipes and/or flute-centric folk music would gravitate towards the pentatonic scale. I "dabble" in Irish trad music (on a not so trad instrument--guitar). Irish tunes in "pure" pentatonic are not nearly so prevalent...

BTW, thanks for the Bobby McFerrin clip! Very cool!
You're right. Like I said, Scottish folk music tends to be pentatonic. Irish folk music has an entirely different flavor.