Hi
I made changes to mt-daapd to support gzip again. It saves between 75% and 85%. Right now it always uses GZIP when the client asks for it. Maybe you can add the check for the config. Also I could only test it with iTunes. I don’t know if I did break anything else.
http://denisx.dyndns.org/mt-daapd-gzip.patch
Denis
PS: the patch is based on dispatch.c revision 1328