Preventing the same discussion from taking place again and again and again does help keep the lights on though, and putting things in writing helps with that.
As does having the original reasoning for why things were done the way they were three years ago, when there's a new feature request and nobody is left of the original team.
As does having the original reasoning for why things were done the way they were three years ago, when there's a new feature request and nobody is left of the original team.