How hard is it to scramble a Rubik's Cube?

Think of a Rubik's Cube and most people think of trying to solve it? How many moves does it take? But what about the opposite? How many moves does it take to scramble? And, what does it mean to scramble a Rubik's Cube? ACEMS' Tim Garoni and Eric Zhou from Monash University explore these fascinating questions in this story in The Conversation.