Tvix developer here; Tvix is quite different from Nix and is a clean restart, in my humble opinion, it would be quite hard to integrate some features of Tvix in

Tvix developer here; Tvix is quite different from Nix and is a clean restart, in my humble opinion, it would be quite hard to integrate some features of Tvix in the current Nix because you have two targets: (a) getting the feature in the existing architecture of Nix (b) evaluating a good architecture for the feature itself in the ideal architecture.