Chrysalis is beaten. Her invasion of Canterlot? Failed. Her hive? Scattered to the winds. The future of her people? Bleak, grim, and hopeless. But change is in the air, and something is calling Chrysalis north, to the birthplace of the changelings.
Lists are a simple way to keep yourself productive. If the list is detailed enough, you don't have to even think. The movements become mechanical. Automatic. Which might just be exactly what she needs right now.