Gluttony might be innocuous were it not for the fact that gluttons tend to disregard whether their self-serving behaviors harm anyone else. We don't need to look far and wide to find examples of gluttonous behavior as they are numerous throughout the history of capitalism.
People say oh it's a shame you're not nostalgic about the '60s. Well actually it's quite good when you think of it. Wouldn't it be sad if I was sitting here wishing it back?