Here's the website

that the article below this one links to. I thought it deserved it's own link.

Church Music Association of America

You'll note by their articles at almost exactly what point in past history church music had evolved to its most pure form and how everything past that, and not in Latin, is c-r-r-a-a-... ummm, not good liturgical music. It's too bad, really. Some really good music has surfaced in recent years...