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alanback: The advantage of letting the opponent see, is that by them accepting you can jump ahead that many moves all at once. This wouldn't be used much early, but can be very useful later when there are forced moves for a few moves.
(hide) If you are waiting for your turn, click on "change" next to the "refresh" on the main page, then set refresh the page to 30 seconds to get your turn to move displayed faster. (Servant) (show all tips)