Now my kindle DX is completely white. After 5 minutes I have restarted it myself.
Mouse: cursor is there with realVNC, but framerate is too low. I use keyboard shortcuts only.
Here is a new video with DX:
http://www.youtube.com/watch?v=tQQvQx2ep1o
I didn't find info how to install kaffeine. So I didn't use it.