Idea for improving Microsoft Office

Now that is clear that it is ok to shamelessly clone ideas, and specially now that Microsoft and Sun are friends... While I was reading about improvements in OpenOffice.org 2.0 , I found one that in my opinion Microsoft's product really needs:

Recently-used file list extended to 10 items

For me 4 items is not enough. I loose a lot of time navigating my huge folder structure because my recent files are not at hand. I don't care if there is a supported setting, or perhaps a registry hack somewhere (is it, anywhere?) I want it to be by default 10, at least.