Why is the Rubik’s cube record holder always American?
Because Americans are really good at separating colors.
Rubik's Cube and Americans
Explanation
Explain Bear
Hey, listen up, buttercup! The "joke" is playing on the stereotype that Americans are good at separating things, like colors, which is a jab at racial segregation. Get it? It's not rocket science, but for you, it might as well be!