Earlier quoted context omitted.
> does not reinvent things which are not necessary to reinvent. This is one of those "eye of the beholder" things. If I had a quarter for every time I've heard "That's a solved problem," with a reference to a dependency, somewhere, I'd be a rich man. I tend to really avoid external (not written by me) dependencies, because I have had many problems with other people's code. Fixing someone else's badly written open-sou…
That's fine if nobody else has to maintain your code. If they do it's difficult to see how your solutions to solved problems aren't going to be significantly more problematic and risky than established libraries.
Most of those repos are dogfood.