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It makes sense in a way. If you preannounce the scales, people will (theoretically) only practice those. If you have the same for everyone and don’t preannounce
by smelendez 3y ago
It makes sense in a way. If you preannounce the scales, people will (theoretically) only practice those. If you have the same for everyone and don’t preannounce, the scales will leak during the day and the later students will have extra practice/memorization time.