Not to alarm anyone, but when I ran this, the black ball eventually joined the dark side and the whole thing ended up black. I’m sure this doesn’t mean anything for the greater universe.
A little matter-antimatter asymmetry never hurt anyone
The opposite can also happen (where the whole thing goes white).
black-white here doesn't mean bad-good. they just mean opposites, different aspects of things. I think wikipedia does a pretty good job explaining it: https://en.wikipedia.org/wiki/Yin_and_yang
Metaphor for American politics.
maxwell's demon peeking from the dark side
Tunneling.
Had the same experience and derived an absolutely unexpected bout of deep existential anxiety from it. Going to touch grass now.
"I am.. Tetsuo."
This happened to me in the original site. I think it happens when the white and black balls collide at the exact same spot of the border.