A little more contrast wouldn't hurt either, gray-on-dark doesn't really work.
What to open up your web browser quickly without using the mouse?
down-arrow to select
return key to launch
If they integrate things like chat logs, emails, and recently visited websites into the search results then that would be _FANTASTIC_.
I'm still not convinced about gnome-shell. I can see the merits of the design, but the current implementation leaves too much to be desired. Can the devs really clean this up in time for an October launch?