We have an online demo athttp://www.smfhacks.com/storedemo/index.php?action=gallery
You can add a note to an area and say who is in a picture but will not link to a member.
1. You have an option on a category level to create a new post into a board of your choice when an image is uploaded.
2. No. We have linking codes that you can grab from the view picture page to display in a post.
3. Yes we have SSI functions that can be used to display random pictures