Something got unblocked here now where I can respond.

You lost me at where you were talking about an earlier part of the
discussion. That's part of the fragmenting that occurs
in net chats.

Lets focus on the notion of happy music.

Blues is not happy music, in the main-- just the opposite.
Country Western is another egregious example of music which is
sad rather than happy.

I believe there is a reason for this. Blues is club music.
Country Western is club music. When Swing hit the bars, the bar owners saw that people dancing i.e. having _fun_ were not drinking
as much.

Will come back to this... stay tuned