What's new in Nix 2.8.0 - 2.12.0?

0:10 Intro 0:41 Format Nix code with: nix fmt 1:19 Impure derivations (experimental feature) 4:20 Trace verbose 4:51 Debugger (experimental fetature) 6:43 Nix search exclude flag 7:39 Towards more portable nix 9:06 Outro