I think this article misses the point. Estimation should never be a goal. It should merely a tool that helps with identifying risks early on and that helps with

I think this article misses the point. Estimation should never be a goal. It should merely a tool that helps with identifying risks early on and that helps with identifying the "minimum viable product (MVP)". The term MVP was never mentioned in this article and I don't see how you can have a serious discussion about project estimation and dismiss the benefits of agile without even mentioning the term MVP...