> each application can be presented with its own mix of system packages without any conflicts between them Furthermore, everything is done, or in the way to be

> each application can be presented with its own mix of system packages without any conflicts between them Furthermore, everything is done, or in the way to be done, in a functional way: system configuration, deployment, etc. There are even efforts to manage dotfiles currently getting implemented. IMHO, the Nix way is a great leap ahead.