tar.zst vs pack is looking great, thanks! Also there is https://github.com/mcmilk/7-Zip-zstd https://github.com/mcmilk/7-Zip-zstd .pack vs zst-7z with the same

tar.zst vs pack is looking great, thanks! Also there is https://github.com/mcmilk/7-Zip-zstd https://github.com/mcmilk/7-Zip-zstd .pack vs zst-7z with the same compression settings would b interesting. That will be pure container overhead