
The old version would export two lists to a bash builder and do pairwise processing on the bash side. In the new version we instead generate a logic free builder on the Nix side. This is not only conceptually simpler but reduces the amount of code and intermediate values.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.