Pakistan worries about Draw Mohammad day, even if nobody else does

Pakistan blocks, then restores, Twitter access
By Richard Leiby, Washington Post May 21 2012
http://www.washingtonpost.com/world/pakistan-blocks-then-restores-twitter-access/2012/05/20/gIQAPqBPdU_story.html

The only things I've seen about this are 2 stories about Pakistan worrying about it.