The Escapist: "I saved her. It took two seconds. And far as I know, nothing in the mission changed. I found the guy fine, and if combat was ramped up or something because of my good deed, I didn't notice. Ding! Instant good karma!
If there's one thing I can't stand in games it's a morality system. It's almost never done right. The mechanic is shoehorned into games that don't need it to give an illusion of choice where none is present. And these aren't indie titles: the biggest games in the business all suffer from the same plight. And for the most part, they are done poorly. So why bother?"