I should note (dogmatically, I suppose ) that what I said in my previous post wasn't original to my own personal thinking. It's already happening in the game.
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 .