Folklore is at heart a social product - that is what makes what we do different from pop or classical music.

Nice post - but I'd argue all music just as social as any other and can't be differentiated in such a way. I might point to Karoake nights, or Choral Societies or local orchestras and bands at weddings. All music involves community! It's all covered by the 1954 Definition which, as I say, doesn't mention Genre...