iTunes 10 introduced a useful, slightly hidden new way to control your music that we think you might enjoy…
Start playing a song and make sure the cover artwork view is open in the lower left corner of the iTunes window.
Now click the cover artwork to open a larger artwork window:
If you move your mouse over the artwork window, iTunes 10 will give you full music controls:
Now you can enjoy your cover artwork and control music playback right from your desktop!
P.S. If you happen to be missing any album covers, we've got another tip you might enjoy…