It does take awhile for it to show up and you do have to refresh the page one way or another. Depending on when you add something, the length of time for anything to show up on the main page varies.
Hmm, all I can suggest is try again. Computers are one of the few things where the definition of insanity is not trying the same thing over and over and expecting a different outcome : )
Privacy settings as follows: all are checked anyone and to publish it immediately. Under Latest Activity the only items not checked are RSPV to an event and Update my Status. Do I have a computer gremlin? I just did new What's on your mind.