* Users with private profiles or no public photo at all are considered
to be Shy Accounts and are isolated from the non-shy profiles.
* Restrictions include:
* Site Gallery shows only them + their friends' photos.
* User Galleries: must be a friend or had private photos granted to
see a user's gallery page.
* DMs: can not initiate a DM to a non-shy member (other shy members
OK).
