I logged in to comment on the superb design as well. The design doesn’t only make it look good, every aspect is in full support of the content. And technically it’s executed perfectly as well. Very impressive.
Ludwig is fantastic and put an incredible amount of work into polishing this article. And my co-editor Shan (who used to do data vis at the New York Times) seems like he has super powers half the time. We also get lots of outstanding advice from Ian Johnson and Arvind Satyanarayan.