An Intel chap has demonstrated a display link powered monitor via wireless USB. We've seen it in action and we can tell you that it works. The software that makes this device run is still in the test phase but the company expects to have it done by early 2008.
Wireless USB will be able to get your signal a few meters from your PC or notebook and the company already demonstrated it last week.
We've seen it up and running and it
looks like at some point in future we will get rid of some cables.
You can check it out