In retrospect I realize that the threat was about ego rather than the validity of the music.
You want a lesson? I'll give you a lesson. How about a geography lesson? My father's from Puerto Rico. My mother's from El Salvador. And neither one of those is Mexico.
When there wasn't any money involved, for all intents and purposes, nobody gave a damn. But now the land, supposedly worthless, is seen for what it really is: an incredibly valuable asset.