Originally Posted by Stephen Warren
Any remote access to what the X server is displaying (e.g. exporting the X desktop via VNC) isn't likely to provide a usable experience; the raw decoded video would have to be transported across your network at real-time speed and full resolution. That's unlikely to happen.
With good encoding/decoding hardware and a descent connection, it should work.
At least the guys at onlive.com think they can make a business out of it :-)
Here's a demo: http://www.youtube.com/watch?v=s7fq8NmiV8U