Mark -- I think you'll find reading through this thread about Squeezebox approaches to be very thought-provoking, and perhaps particularly applicable because it could facilitate using a high performance desktop pc that would be a good way of serving your photography and other purposes in addition to being a music server:
http://forum.audiogon.com/cgi-bin/fr.pl?ddgtl&1238443306
Regards,
-- Al
http://forum.audiogon.com/cgi-bin/fr.pl?ddgtl&1238443306
Regards,
-- Al