the smaller thumbnails as well as the smaller type (font for search fields) are so difficult to use. I tried to enlarge by using my alt/scroll and yes it all got bigger but then every single open tab was enormous and unusable.
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 .