Already on the way to XBMC : http://xbmc.org/davilla/2009/12/29/broadcom-crystal-hd-its-magic/
This will be the first then : http://www.broadcom.com/support/crystal_hd/
You can buy an external heatsink from : http://www.tranquilpc-shop.co.uk/acatalog/media_players.html
Separate names with a comma.