Absolute Privacy – Only logged in users can see this site
Email Encoder – don’t allow the possibility of email addresses to be scimmed
Private Post – Don’t know which yet but some of my blogs will be of a private nature revealing facts about some people that may want to preserve thier reputations.
RPX – Allow users to register and login with Facebook, Google, AOL, etc.
Not needed
SEO – Not a public site. Not letting search engines index or view anyway