Rule #1 - Be Patient - Rule #2 - Don't ask when, if you don't contribute - Rule #3 - You have coding skills - LinuxMCE's small brother is available: http://www.agocontrol.com
HVAC-Set with wall-mounted controll and "Stellantrieb" (do not know the english word...)
There is a forum in german language at http://www.fhz-forum.de/viewforum.php?f=19