Something to take our minds off the chaos out there—from GifCities, a project of the Internet Archive.
[I wish I could give credit for this, but could not find who made it.]
It looks to me like you can tile the GIF and make a bigger one—the balls running off the right edge appear at the left edge, the ones falling through the floor reenter at the top, etc. Or we can just visualize the thing as a closed cylinder, or double cylinder (?!), and imagine the action continuing continuously, around and around in four directions …
Here’s something to calm us down:
