Basically because because people(especially programmers) take jobs in the game industry because they want to, not because they have to. Usually because either

Basically because because people(especially programmers) take jobs in the game industry because they want to, not because they have to. Usually because either they are really into gaming/graphics or some related field, or there is a perception(at-least before you get in) that it's less boring and more artistic and less like working for "the man" than normal software development.