As we'd expect, the phone is great for reading books, and it comes with the option to install applications (though it's possible most games wouldn't look that great).
The Share button brings up a list of all the installed apps that can be used to share or exploit a photo -- for example, if you install Evernote on the camera then this button will give you the option of creating a note out of the photo you're looking at.
He used the Millennium Stadium as an example, where an option would be to temporarily dismantle the lower tier of seats and install a raised running track.