What makes you think the bulkhead was never moved? Also there have been cases where lane lines have been overtensioned causing the pool to be shorter in the center lanes. If the pool is properly measured before the competition these problems can be identified and corrected, if not it's a guessing game. That's why the pool needs to be measured immediately before the competition begins.
What makes you think it was moved and not placed back properly? FINA trusted the accuracy of the pool. Do you know something they don't?
What makes you think the bulkhead was never moved? Also there have been cases where lane lines have been overtensioned causing the pool to be shorter in the center lanes. If the pool is properly measured before the competition these problems can be identified and corrected, if not it's a guessing game. That's why the pool needs to be measured immediately before the competition begins.
What makes you think it was moved and not placed back properly? FINA trusted the accuracy of the pool. Do you know something they don't?