Is the Universe a Bubble in a Jar of Peanut Butter?

Welle boltsman was thinking about this before we really understood the context of our universe at all. He imagined that our entire existence might be this like fluctuation out of equilibrium, and that's us. It wasn't until later when hubbell saw those galaxies and realized,. while the universe is much bigger than we ever imagined, and it's expanding. That whole thing was a fluctuation.