After spending a good few hours browsing the top (free) apps in the App Store under each category, I finally found enough motivation to sort my app layout. (Also, side note, I would not recommend downloading a ton of apps from your iPod, deleting one on your PC and then trying to sync. You will lose all of the apps you just downloaded.) I'm kind of OCD so I group the apps into little sections (preferably groups of 2, 4, or 6) and then combine groups to form different pages.
Anyway, here's my App layout as of 4-12-10:
So yeah. Because I know so many people care.