Video game developers have stories to tell about every game they've had a hand in designing. maybe it's about unsuccessfully battling a glitch that instead became a feature. Or working overtime to correct something you'd have never noticed in the first place. Or maybe like the Mario above, what you thought was a glitch had a practical reason behind it.
Some of those game development stories are about amazing accomplishments that should be more well known than they are.
There are a few games that are different in other countries for one reason or another. You'll learn about couple of those in a trivia list from Cracked that gives us 31 facts you probably didn't know about video games.