The Rubik’s Cube Was A Maddening Puzzle For Decades, But Not For Speedcubers (Cool Weird Awesome 226)

The Rubik's Cube first came to a toy fair in London 40 years ago today. I have never finished one, but the enthusiasts known as speedcubers can now solve an entire cube in seconds. Plus: did you know that Horshack from "Welcome Back Kotter" did the voice on the Rubik's Cube cartoon show?