85. Zeigarnik Effect
People tend to better remember unfinished or interrupted tasks, but the effect may also be dependent on a number of factors.
Additional information:
K Savitsky, VH Medvec, T Gilovich, “Remembering and regretting: The Zeigarnik effect and the cognitive availability of regrettable actions and inactions” - Personality and Social Psychology Bulletin, 1997.