> Reading your linked post, it seems you are wrestling with how Nix works.

Not only me.

> That's because it's solving slightly different problems than package managers currently do.

We keep hearing this claim, and hardly any proof of that.

> As the overriding example shows, the versions are pinned by hash and are stored in a file. What about it is not maintainable or scalable?

1. Commit hashes are not versions

2. Hunting down every commit hash of every package to pin down the exact version is neither maintainable nor scalable