So the 80/20 rule is about where it happens, and not about that it happens! I've never realized it before! Okay, you are probably not really interested in the

So the 80/20 rule is about where it happens, and not about that it happens! I've never realized it before! Okay, you are probably not really interested in the point where they sum up to 100, and you just want the 80% of the profit, whether the distribution gives 80/10 or 80/78 (where all customers give you almost the same profit, revenue and cost). Still a useful rule.