+1 Are there advantages in developing a new package manager today? There are many mature packaging systems (npm, Bower, Nix, OPAM, ...) which are not written i

+1 Are there advantages in developing a new package manager today? There are many mature packaging systems (npm, Bower, Nix, OPAM, ...) which are not written in Go but could probably be adapted to support the Go ecosystem. Moreover, using an existing solution prevents the human cost of debating on "design choices".