Ric Shultz at Electronic Visionary Systems just posted the list of analog and digital modifications he is doing for the Oppo 103 and 105 on his web site.
http://www.tweakaudio.com/EVS-2/Modifications_to_SACDUniversal.html
http://www.tweakaudio.com/EVS-2/Modifications_to_SACDUniversal.html