 When "Super Mario Bros." creator Shigeru Miyamoto was asked about the Minus World, he denied authorship and said that it was not intended.When asked later about the Minus World, Miyamoto commented that while it was a glitch, the fact that it does not crash the game makes it a feature as well.Since its discovery, the Minus World has resulted in people believing that "Super Mario Bros." designers hid secret levels for skilled players to find.