Besides modifying (AMD) drivers I love playing around with my Raspberry Pi 2 and optimizing my Home Theater. Currently I have a Pi 2 attached to my TV running OpenELEC and a DIY Ambilight (Hyperion) setup.
Ambilight is working great and a really cool feature! If you are interested in building your own Ambilight setup look at PowerPi.de’s howto, it’s written in German but it’s great! If you don’t speak German and Google Translator doesn’t work for you you can find some more howtos written in English. Read more OpenELEC 8.0 daily built for Raspberry Pi 2