Or take this actual example: you buy a CD with a game, install it, and it doesn't run :( You go to the forums and there is a crack which also apparently fixes s

Or take this actual example: you buy a CD with a game, install it, and it doesn't run :( You go to the forums and there is a crack which also apparently fixes some crashes? You download and apply it, and lo, the game runs :) In fact, I believe in some jurisdictions it's actually legal: since you bought it, you're allowed file and sandpaper it to make it actually work.