A pull-request description can serve as a sufficient current specification if it concisely describes essentially the entire implementation and is the most up-to-date representation of the codebase at that time, the speaker believes.

“Yeah. No. Well, I mean, okay, in a few different places, right? So like there's a spec that as it exists in like a linear issue, and there's a spec as it exists in like the context of a PR description, right?”

“So you can like, you can have your peer description be the place where you like describe more or less the entirety of the implementation in a more condensed format. And as long as that's the most rep- that's the most up-to-date thing representing this point in time of the, of the code base, I think that's sufficient actually.”