On the Canadian list serve "MaplePost" Estelle Klein (who was involved with Mariposa, I believe but before I knew) posted a question based upon a definition she heard of folk music on the CBC. She wondered what other people thought of as a folk definition (academia aside)- it seems a good continuation of the Definition of Folk kettle of fish/Can of worms etc. Here is the definition copied from her post.

folk music was defined on CBC morning radio as; "home grown music from the heart"

Rana