Indeed, those are some really nice resources. Thank you for mentioning them.
In response to your side note: 40% is a bit of an exaggeration (unless your resolution is extremely low) but I do appreciate your point - I can see how the masthead might be a bit obnoxious. I will tweak the theme accordingly in the near future. Thanks.
Thank you for your interest in the series, too. If you want to be notified when new articles come out, you could [subscribe](https://booker.codes/rss/) to the blog via an RSS client or you could "watch" this [GitHub repository](https://github.com/alexbooker/articles).
In the meantime, there's Wallaby: http://wallabyjs.com/