I had been considering building a dual boot hackintosh HTPC using an i7 920 processor... Just the thought of it makes me drool (and my wallet quiver).
However, the latest version of Plex really makes me think about the Mac Mini. Add a Blu Ray player, giant networked external hard drive, a TV tuner, and you would be done. The mac mini will already do 1080P DVI output, has low power consumption, instant on, optical digital output, and works with Logitech remotes out of the box. Plex has instant access to your pictures, music, movies, South Park, the Daily Show, Colbert Report, Hulu, Jo