coan.net: 1) Not yet. But if you go to the user's profile and click the last album, you'd get a page with the particular user's public albums (more precisely, albums you are allowed to see).

2) That will be done.

3) A notification will show up at your Main Page. At the same place where the wall notifications are.

4) I was already thinking about fellowships walls, so this idea falls to the same category.

Just some quick answers.