It is small, angular and can become a virtually Herculean task. We are talking about the Rubik’s Cube by the Hungarian inventor Erno Rubik. The world-renowned combination puzzle with its 26 blocks has been available since 1974 and has wound its way through countless hands. European Business spoke with Erno Rubik about the special magic of the Cube, what makes it of interest to managers and the overall future of play.