Hm. This article is riddled with assumptions that seem to me only to hold if you pretend that neither openrouter and open source tooling exist? I don't use Cur

Hm. This article is riddled with assumptions that seem to me only to hold if you pretend that neither openrouter and open source tooling exist? I don't use Cursor and I was never going to, so what, significantly, am I missing, given that the article's suggestion is spending two to four weeks baking one's own abstraction layer?