> Also wanted to point out that in general there is no issue with looking at y - x ~ x, this is called the residual plot, and is specifically used to compare an

> Also wanted to point out that in general there is no issue with looking at y - x ~ x, this is called the residual plot, and is specifically used to compare an estimate of some value vs. the value itself. This article seemed very unconvincing -- and this part noted above, early on in the article set the tone that I felt like the author didn't know what they were doing. And even after reading it all, I felt like the standard lay use of DK remained valid. This just felt like the type of thing I would have thought about as an undergrad, started to write it, and then realized it didn't make sense halfway through it. Or maybe I just missed something as well...