The second is fantastical but mathematically permissible: The water starts still, erupts in the middle of the night, then returns to stillness. Big

The second is fantastical but mathematically permissible: The water starts still, erupts in the middle of the night, then returns to stillness. Big bang in the middle of the night. Some quirling around until all matter and energy is equally distributed. What a journey! Then returns to stillness.