When the 80/20 Rule Fails: The Downside of Being Effective
...The process of learning a new skill or starting a new company or taking on a new adventure of any sort will often appear to be an ineffective use of time at first. Compared to the other things you already know how to do, the new thing will seem like a waste of time. It will never win the 80/20 analysis...But that doesn’t mean it’s the wrong decision...