You really couldn't go wrong choosing any of these apps as your new default home screen. (android.gadgethacks.com)
On the other end, you have the Apple TV, whose default home screen contains no apps at all. (techhive.com)
The default home screen comes with 11 apps, including e-mail, a Web browser, a Google search bar and a link to the Android Market for downloading new apps. (computerworld.com)