1. Default view of form, not logged in.
2. Identifying yourself by selecting a social network or other participating community via the From pop up menu.
3. Identity selected (Google Profile), and From: now showing name and avatar. Options to select other identities still visible, as is log out link.
4. Selecting destinations for your comment in the To: input via the pop up menu. Page is default, and other social networks shown selected and added to the input. Clicking X icon removes.
5. Adding images. Caption option is available.
6. Follow options allow you to get email notification or RSS.