was this outage the same one that we were notified about on the forums--posted at the top a few days ago? don't know if that helps you any, but i learned early on to check the announcements at least once a week.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .