This episode was fantastic! One of the best endings of the show. For those who are begging for answers would L O S T be L O S T without all the mystery, suspense, and theorizing? We will eventually get what we are looking for, but for now enjoy theorizing and pondering and creating your own ideas until we find out what is actually going on.
On a side note, where did Richard go? Wasn't he trying to get Sawyer to go back to the temple, so why wouldn't Richard himself be there?