diff --git a/home/neovim.nix b/home/neovim.nix
index b1bc96e..942006e 100644
--- a/home/neovim.nix
+++ b/home/neovim.nix
@@ -1,6 +1,5 @@
 { pkgs, ... }:
 {
-
   programs.neovim = {
     enable = true;
     viAlias = true;
@@ -9,33 +8,60 @@
     withPython3 = true;
     withNodeJs = true;
 
+    extraPython3Packages = ps: [ ps.pylatexenc ];
+
     extraConfig = ''
       set backspace=indent,eol,start
       syntax on
       set tabstop=2 softtabstop=0 autoindent expandtab shiftwidth=2 smarttab
-
-
-      " Wildmenu for command-line completion
       set wildmenu
-      set wildmode=longest:full,full  " Example wildmode setting
+      set wildmode=longest:full,full
 
-
-      " Use <Tab> completion instead of ctrl n and ctrl p 
       inoremap <expr> <Tab> pumvisible() ? "\<C-y>" : "\<Tab>"
       inoremap <expr> <S-Tab> "\<Tab>"
 
       set clipboard=unnamed,unnamedplus
       set mouse=a
 
+      " Browser Preview Hotkey
+      nmap <leader>m <Plug>MarkdownPreviewToggle
     '';
 
     extraLuaConfig = ''
       vim.wo.number = true
-      -- vim.wo.relativenumber = true
       vim.api.nvim_set_option("clipboard", "unnamedplus")
+
+      -- 2. CRITICAL: Set conceallevel to 2.
+      -- This hides the "$$" and allows the plugin to render the math.
+      vim.opt.conceallevel = 2
+
+      -- Optional: Ensure concealed text is not completely hidden if you want a cursor indicator
+      vim.opt.concealcursor = 'nc' -- Hide in Normal/Command, show in Insert
+
+      require('nvim-treesitter.configs').setup {
+        highlight = {
+          enable = true,
+          additional_vim_regex_highlighting = false,
+        },
+      }
+
+      require('render-markdown').setup({
+        latex = {
+          enabled = true,
+          -- This requires the 'pylatexenc' python package added above
+          converter = 'latex2text', 
+          highlight = 'RenderMarkdownMath',
+          top_pad = 0,
+          bottom_pad = 0,
+        },
+      })
     '';
 
-    extraPackages = [ pkgs.fzf ]; # For fzf-vim functionality
+    extraPackages = [
+      pkgs.fzf
+      pkgs.wl-clipboard
+      pkgs.xclip
+    ];
 
     plugins = with pkgs.vimPlugins; [
       vim-nix
@@ -46,14 +72,27 @@
       typst-vim
       typst-preview-nvim
       aider-nvim
+
+      # Icons
+      nvim-web-devicons
+
+      # Treesitter with REQUIRED parsers
+      (nvim-treesitter.withPlugins (p: [
+        p.markdown
+        p.markdown_inline
+        p.latex
+        p.yaml
+        p.bash
+        p.rust
+      ]))
+
+      render-markdown-nvim
+      markdown-preview-nvim
     ];
 
-    # CoC configuration (replacing coc-rust-analyzer plugin)
     coc.enable = true;
     coc.settings = {
-      "coc.globalExtensions" = [
-        "coc-rust-analyzer"
-      ];
+      "coc.globalExtensions" = [ "coc-rust-analyzer" ];
     };
   };
 }
diff --git a/home/niri.nix b/home/niri.nix
index 861f55e..e267b82 100644
--- a/home/niri.nix
+++ b/home/niri.nix
@@ -432,8 +432,6 @@ let
         Mod+K     { focus-window-or-monitor-up; }
         Mod+L     { focus-column-or-monitor-right; }
 
-        Alt+Tab   { focus-window-previous; }
-
         Mod+Ctrl+Left  { move-column-left; }
         Mod+Ctrl+Down  { move-window-down; }
         Mod+Ctrl+Up    { move-window-up; }
@@ -559,9 +557,6 @@ let
         // Alternatively, there are commands to move just a single window:
         // Mod+Ctrl+1 { move-window-to-workspace 1; }
 
-        // Switches focus between the current and the previous workspace.
-        // Mod+Tab { focus-workspace-previous; }
-
         // The following binds move the focused window in and out of a column.
         // If the window is alone, they will consume it into the nearby column to the side.
         // If the window is already in a column, they will expel it out.
diff --git a/hosts/aragon/hardware-configuration.nix b/hosts/aragon/hardware-configuration.nix
index 90f66ae..c03814f 100644
--- a/hosts/aragon/hardware-configuration.nix
+++ b/hosts/aragon/hardware-configuration.nix
@@ -29,7 +29,6 @@
   boot.extraModulePackages = [ ];
 
   hardware.amdgpu.opencl.enable = true;
-  hardware.amdgpu.amdvlk.enable = true;
   boot.kernelPackages = pkgs.linuxPackages_latest;
 
   hardware.graphics = {