Hey I'm the author of this blog post. Definitely not GPT-generated, when I was exploring direnv, it was at the same time as I was exploring nix, so the two seemed adjacent in my mind. Admittedly, I should have phrased it better and not confused myself and anyone who read the blog post. What I tried to convey in the blog post was that, trying to setup isolated environments with Nix and automated env switching with direnv, requires investing time in learning about those tools. Devbox abstracts the Nix part and `devbox generate direnv` abstracts the direnv part.