By using an _asymmetrical double slit the experimenters were able to categorize electrons into three groups: 1) those that passed through left slit 2) those that passed through the right slit 3) those that passed through both slits.
https://www.nature.com/articles/s41598-018-19380-4 This suggests that asymmetry plays an important role in the transition from the quantum world to the classical world. Harry
