> And before we continue, let’s make it absolutely clear that we have no control of the color of the text in this very article, as it is hosted through Medium.com, which features poor visual accessibility of their site design.
It is his website in medium, he could have chosen any other color for the background and make it not as horrible as it is for reading. Or he could have chosen another platform to publish his content.
Open the website and the first thing I see is dark background and grey-light text. Close the website. The website doesn't stand for the claims.