who says im talking about twitter only? I actually think it's not as vastly popular as people estimate too. In the instance of 9/11 the best way to let a larg

who says im talking about twitter only? I actually think it's not as vastly popular as people estimate too. In the instance of 9/11 the best way to let a large number of people know you are okay would certainly be Facebook/Twitter/etc. Phone calls would take way too long. You should obviously save that for close friends.