diff --git a/modules/common/shell/0_nushell.nix b/modules/common/shell/0_nushell.nix
index 9810890..0ed2c58 100644
--- a/modules/common/shell/0_nushell.nix
+++ b/modules/common/shell/0_nushell.nix
@@ -18,7 +18,11 @@ let
     replaceStrings
     ;
 
-  package = pkgs.nushell;
+  unstable = import (builtins.fetchTarball {
+    url = "https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz";
+    sha256 = "sha256:16xi1yijq2ccbp8254zc0b5fgz0igxvyf4yn349wj2ggk4cl6dgn";
+  }) { system = pkgs.system; };
+  package = unstable.nushell;
 in
 {
   home-manager.sharedModules = [
diff --git a/modules/common/shell/0_nushell.nu b/modules/common/shell/0_nushell.nu
index 41816c4..b49b6d5 100644
--- a/modules/common/shell/0_nushell.nu
+++ b/modules/common/shell/0_nushell.nu
@@ -346,6 +346,29 @@ def --env mcg [path: path]: nothing -> nothing {
   jj git init --colocate
 }
 
+# ls files sorted by latest DESC
+def latest [
+  path: path = .
+  --all (-a)              # show all files
+  number: int = 0            # optional number for head
+]: nothing -> table {
+  let result = (
+    if $all {
+      ls --all $path
+    } else {
+      ls $path
+    }
+    | sort-by modified
+    | reverse
+  )
+
+  if ($number != 0) {
+    $result | first $number
+  } else {
+    $result
+  }
+}
+
 # Open a file in nvim using fzf.
 def vff []: nothing -> nothing {
   nvim (fzf)
diff --git a/modules/darwin/packages.nix b/modules/darwin/packages.nix
index 5be9f24..6186e0d 100644
--- a/modules/darwin/packages.nix
+++ b/modules/darwin/packages.nix
@@ -1,5 +1,6 @@
 { pkgs, ... }: {
   homebrew.enable = true;
+  # homebrew.brews = [ "mole" ];
   homebrew.casks = [ "google-chrome" ];
   environment.systemPackages = [ pkgs.iina ];
 }