Earlier quoted context omitted.
You're a programmer, most of what you is put people out of work. That thing you automated? Someone who doesn't know how to program lost their job because of it, and it ain't coming back. You'll tell yourself that you've created opportunities for two more programming jobs for someone else to enhance your automation work, but that guy with the GED is still out of work. Tough shit buddy, should have learned to program.…
Ah yes, you're right of course - there is no objective measure of the balance of good and evil. What I do does eliminate jobs. Does the benefit to everyone else outweigh the loss of these jobs? Many people would say yes, some would say no. Some job eliminations open the door for more jobs - for different people. Does this balance the morality of putting people out of work? I don't know. Nobody does. But there is some…
If aluminum becomes more scarce in the future (Goldman seems to be betting that it will be), then Goldman has done us all a favor by conserving it in the present.
If it is not more scarce in the future, then Goldman will lose money.