Quote:
Originally Posted by loveinvain
the old ploy of writing your move down, covering it up and giving it a last look
(The player must first make the move, and then record it on the
scoresheet - USCF and FIDE rule)
"Before this was the rule, Mikhail Tal and others were in the habit of writing the move before making it on the board. Unlike other players, Tal did not hide the move after he had written it – he liked to watch for the reaction of his opponent before he made the move." - Timman
Just thought it was a funny anecdote, although in the USCF they don't care too much as long as you keep your scoresheet visible and don't constantly cross off moves before playing them.