O(0) is essentially meaningless. The only way a task could possibly be O(0) is if it isn't done at all, as even if the task is guaranteed to run in a Planck se

O(0) is essentially meaningless. The only way a task could possibly be O(0) is if it isn't done at all, as even if the task is guaranteed to run in a Planck second [0], that's still constant time and would be O(1). [0] https://simple.wikipedia.org/wiki/Planck_time https://simple.wikipedia.org/wiki/Planck_time