e problem you may face with an XBMC Linux installation (or appliance running XBMC) is connecting to and scraping your media that resides on a NAS. You have to do a little tweak to your Diskstation to get XBMC (and some other appliances) to work.
You do software updates to get the most from favourite programs right? Updating a motherboard BIOS can in a timely manner is also critical. The guide to Flashing a Motherboard BIOS spells out the often complicated steps in plain english. PCSTATS Tips