This is an unnecessarily rude comment. The blog post is much easier to comprehend both in format and in writing style than the actual paper, which also is, in

This is an unnecessarily rude comment. The blog post is much easier to comprehend both in format and in writing style than the actual paper, which also is, in fact, paywalled. I'm absolutely certain that the blog post is the better link here for both understanding and for a better Hacker News discussion here.