I tweaker it to make it have an arial font with bold writing as its easier to read. Also its a good idea to make the video slightly bigger so that it still keeps its shape use the #movie_player tag, very good script and with the extra tweaks I certainly prefer it to the boring layout they currently use.
About YouTube.com - dark gray redesign (vC) modified on Mar 15 2008
About YouTube.com - dark gray redesign (vC) on Feb 19 2008