I think in the modern world there are a lot more truly “unnecessary” things around for no good reason, largely because we have so many resources and our society is so structured. This makes the calculus a lot trickier. But I think it’s still a very important idea.
I think in the modern world there are a lot more truly “unnecessary” things around for no good reason, largely because we have so many resources and our society is so structured. This makes the calculus a lot trickier. But I think it’s still a very important idea.