Well, so far, my favorite music CD to listen to on the M22's is "guitarra romantica" by Jose Luis Encinas.

http://www.amazon.com/gp/product/B00005A...E6VC8FM88938Z44

Sorry about the long link. I haven't learned how to associate a phrase/word with a link here yet.

https://docs.google.com/spreadsheet/ccc?...amp;usp=sharing