Number four, we're going to play like winners, play the game the way it's meant to be played. Don't get full of yourself if something good happens. Don't get too depressed when something bad happens. ↗
Also, because schools must teach the spirit of goodwill, the habit of helping others around you, every class should have this rule: students, if you bring software to class you may not keep it for yourself. ↗
CD stores have the disadvantage of an expensive inventory, but digital bookshops would need no such thing: they could write copies at the time of sale on to memory sticks, and sell you one if you forgot your own. ↗