ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song	Artist	Play	Shred	Length	Album	Year	Tuning	Uploader	Updated	Delete
Crossroads	John Mayer			2:34	Battle Studies	2009	E Standard	mute	1970-01-01
Edge Of Desire	John Mayer			5:37	Battle Studies	2009	E Standard	mute	1970-01-01
Perfectly Lonely	John Mayer			4:33	Battle Studies	2009	E Standard	mute	1970-01-01
Who Says	John Mayer	Combo		2:55	Battle Studies	2009	E Standard	mute	1970-01-01