A big thanks for communicating with me GREQ.  After taking a little time to digest your comments I have some further thoughts towards making my next move.   1) I'm curious as to what mods you went with for your SR80s. What limits of the hp led you to make these changes or what was it that you...

Grado SR60i opened my world to clean sounds and from there I went up to the SR80i.  I've thoroughly enjoyed both and since purchasing a FiiO X3 and slowly upgrading my music to lossless and high bitrate lossy formats, I am interested in upgrading my trusty Grado SR80i. This is b/c I really want...