NewSense: USB TV Dongle support wouls be great. Especially if it was of the RTDVB-T variety as we could then also see a MorphOS SDR (software defined radio) solution. Lots of cool geeky things you can do witth that. :)

EDIT: for those intersted -

http://www.rs-online.com/designspark/electronics/blog/software-defined-radio-on-a-shoestring