Judging by the response from this thread, nobody cares (why would you care, its not like it doesn't affect all other X owners out there), but there was some progress made in the CustomTacos thread on this subject. The info that Robert (Cam2Xrunner) posted is good, so check it out if you're planning on changing pads soon...
http://www.customtacos.com/forum/showthread.php?t=54298
http://www.customtacos.com/forum/showthread.php?t=54298