Did you know that the number of ways of getting out is being reduced from 10 to 9?
Did you know "wide" could be revoked?
Did you know the tolerance for bouncers and beamers has been reduced? You wont get a 2nd warning!
Did you know that it is possible to have both a wide and a dismissal for "hit wicket" off the same delivery?
For all the details, read a summary of changes kindly provided by Dennis and Nikki: