Has anyone tried the Myth? I understand that it also uses some sort of LDR:
http://www.myth.rs/myth_audio/mythpreamp.html
http://www.audioasylum.com/forums/amp/messages/14/149808.html
http://www.myth.rs/myth_audio/mythpreamp.html
http://www.audioasylum.com/forums/amp/messages/14/149808.html