diff --git a/nebkor-emacs.org b/nebkor-emacs.org
index 2226eee..370a671 100644
--- a/nebkor-emacs.org
+++ b/nebkor-emacs.org
@@ -157,6 +157,8 @@
   - [[#the-nebkor-langsel-section-for-ziglang-zig-mode][The =nebkor-langs.el= section for Ziglang (~zig-mode~)]]
   - [[#the-nebkor-langsel-section-for-clojure-programming][The =nebkor-langs.el= section for Clojure programming]]
   - [[#the-nebkor-langsel-section-for-scheme][The =nebkor-langs.el= section for Scheme]]
+  - [[#the-nebkor-langsel-section-for-go][The =nebkor-langs.el= section for Go]]
+  - [[#the-nebkor-langsel-section-for-terrform][The =nebkor-langs.el= section for Terrform]]
   - [[#the-nebkor-langsel-section-for-emacs-lisp][The =nebkor-langs.el= section for Emacs Lisp]]
   - [[#finally-we-provide-the-nebkor-langsel-module][Finally, we provide the =nebkor-langs.el= module]]
 - [[#the-nebkor-studyel-module][The =nebkor-study.el= module]]
@@ -888,7 +890,7 @@ Another section defines some complementary functionality
           (t
            ;; See the fontaine manual for the technicalities:
            ;; <https://protesilaos.com/emacs/fontaine>.
-           :default-family "Noto Sans Mono"
+           :default-family "Menlo"
            :default-weight normal
            :variable-pitch-family "Iosevka"
            :variable-pitch-height 1.05)))
@@ -1349,8 +1351,8 @@ These are modifications to basic configuration I use on my Mac OSX machine.
             (process-send-string proc text)
             (process-send-eof proc))))
 
-      (setq mac-command-modifier 'meta)
-      (setq mac-option-modifier 'alt)
+      ;;(setq mac-command-modifier 'meta)
+      ;;(setq mac-option-modifier 'alt)
       (setq interprogram-cut-function #'paste-to-osx)
       (setq interprogram-paste-function #'copy-from-osx)
       ;; Work around a bug on OS X where system-name is a fully qualified
@@ -2308,6 +2310,20 @@ My old custom functions file.
               (set-window-buffer-start-and-point w1 b2 s2 p2)
               (set-window-buffer-start-and-point w2 b1 s1 p1)))))))
 
+  (defun my-update-env (fn)
+    (let ((str
+           (with-temp-buffer
+             (insert-file-contents fn)
+             (buffer-string))) lst)
+      (setq lst (split-string str "\000"))
+      (while lst
+        (setq cur (car lst))
+        (when (string-match "^\\(.*?\\)=\\(.*\\)" cur)
+          (setq var (match-string 1 cur))
+          (setq value (match-string 2 cur))
+          (setenv var value))
+        (setq lst (cdr lst)))))
+
   (provide 'nebkor-functions)
 #+end_src
 
@@ -4900,12 +4916,14 @@ colors (you can use tree-sitter to do *syntactic* highlighting, but that's diffe
           lsp-eldoc-render-all t
           lsp-idle-delay 0.2
           lsp-enable-snippet t
+          lsp-file-watch-threshold 3000
           read-process-output-max (* 1024 1024))
     :hook
     (
      (lsp-mode . lsp-enable-which-key-integration)
      (lsp-mode . subword-mode)
      (lsp-completion-mode . my/lsp-mode-setup-completion)
+     (go-ts-mode . lsp-mode)
      ;;(before-save . lsp-format-buffer)
      ))
 #+end_src
@@ -5232,6 +5250,45 @@ for this to continue.
     :config (add-hook 'geiser-repl-mode-hook #'macrostep-geiser-setup))
 #+end_src
 
+** The =nebkor-langs.el= section for Go
+:PROPERTIES:
+:ID:       3EE09964-FF3B-43BC-A09D-7CA94A245D25
+:END:
+
+#+begin_src emacs-lisp :tangle "nebkor-modules/nebkor-langs.el"
+  (use-package go-ts-mode
+    :ensure nil
+    :hook
+    (go-ts-mode . go-format-on-save-mode)
+    (go-ts-mode . (lambda () (set (make-local-variable 'tab-width) 2)))
+    :custom
+    (go-mode-indent-offset 2)
+    :init
+    (add-to-list 'treesit-language-source-alist '(go "https://github.com/tree-sitter/tree-sitter-go"))
+    (add-to-list 'treesit-language-source-alist '(gomod "https://github.com/camdencheek/tree-sitter-go-mod"))
+    (add-to-list 'auto-mode-alist '("\\.go\\'" . go-ts-mode))
+    (add-to-list 'auto-mode-alist '("/go\\.mod\\'" . go-mod-ts-mode))
+    :config
+    (reformatter-define go-format
+      :program "goimports"
+      :args '("/dev/stdin")))
+
+  (use-package flycheck-golangci-lint
+    :ensure t
+    :hook
+    (go-ts-mode . flycheck-golangci-lint-setup))
+#+end_src
+
+
+** The =nebkor-langs.el= section for Terrform
+:PROPERTIES:
+:ID:       43DB91FB-9B4E-4D6A-AF89-CDCD22469C3A
+:END:
+
+#+begin_src emacs-lisp :tangle "nebkor-modules/nebkor-langs.el"
+    (use-package terraform-mode
+      :ensure t)
+#+end_src
 
 ** The =nebkor-langs.el= section for Emacs Lisp
 :PROPERTIES:
diff --git a/nebkor-modules/nebkor-essentials.el b/nebkor-modules/nebkor-essentials.el
index 4a72da1..a210ecb 100644
--- a/nebkor-modules/nebkor-essentials.el
+++ b/nebkor-modules/nebkor-essentials.el
@@ -166,8 +166,8 @@ word.  Fall back to regular `expreg-expand'."
           (process-send-string proc text)
           (process-send-eof proc))))
 
-    (setq mac-command-modifier 'meta)
-    (setq mac-option-modifier 'alt)
+    ;;(setq mac-command-modifier 'meta)
+    ;;(setq mac-option-modifier 'alt)
     (setq interprogram-cut-function #'paste-to-osx)
     (setq interprogram-paste-function #'copy-from-osx)
     ;; Work around a bug on OS X where system-name is a fully qualified
diff --git a/nebkor-modules/nebkor-functions.el b/nebkor-modules/nebkor-functions.el
index 8a78921..75de8a0 100644
--- a/nebkor-modules/nebkor-functions.el
+++ b/nebkor-modules/nebkor-functions.el
@@ -71,4 +71,18 @@
             (set-window-buffer-start-and-point w1 b2 s2 p2)
             (set-window-buffer-start-and-point w2 b1 s1 p1)))))))
 
+(defun my-update-env (fn)
+  (let ((str
+         (with-temp-buffer
+           (insert-file-contents fn)
+           (buffer-string))) lst)
+    (setq lst (split-string str "\000"))
+    (while lst
+      (setq cur (car lst))
+      (when (string-match "^\\(.*?\\)=\\(.*\\)" cur)
+        (setq var (match-string 1 cur))
+        (setq value (match-string 2 cur))
+        (setenv var value))
+      (setq lst (cdr lst)))))
+
 (provide 'nebkor-functions)
diff --git a/nebkor-modules/nebkor-langs.el b/nebkor-modules/nebkor-langs.el
index 6b889fb..90274d5 100644
--- a/nebkor-modules/nebkor-langs.el
+++ b/nebkor-modules/nebkor-langs.el
@@ -192,12 +192,14 @@
         lsp-eldoc-render-all t
         lsp-idle-delay 0.2
         lsp-enable-snippet t
+        lsp-file-watch-threshold 3000
         read-process-output-max (* 1024 1024))
   :hook
   (
    (lsp-mode . lsp-enable-which-key-integration)
    (lsp-mode . subword-mode)
    (lsp-completion-mode . my/lsp-mode-setup-completion)
+   (go-ts-mode . lsp-mode)
    ;;(before-save . lsp-format-buffer)
    ))
 
@@ -363,6 +365,31 @@ NS is the namespace information passed into the function by cider."
   :after geiser-repl
   :config (add-hook 'geiser-repl-mode-hook #'macrostep-geiser-setup))
 
+(use-package go-ts-mode
+  :ensure nil
+  :hook
+  (go-ts-mode . go-format-on-save-mode)
+  (go-ts-mode . (lambda () (set (make-local-variable 'tab-width) 2)))
+  :custom
+  (go-mode-indent-offset 2)
+  :init
+  (add-to-list 'treesit-language-source-alist '(go "https://github.com/tree-sitter/tree-sitter-go"))
+  (add-to-list 'treesit-language-source-alist '(gomod "https://github.com/camdencheek/tree-sitter-go-mod"))
+  (add-to-list 'auto-mode-alist '("\\.go\\'" . go-ts-mode))
+  (add-to-list 'auto-mode-alist '("/go\\.mod\\'" . go-mod-ts-mode))
+  :config
+  (reformatter-define go-format
+    :program "goimports"
+    :args '("/dev/stdin")))
+
+(use-package flycheck-golangci-lint
+  :ensure t
+  :hook
+  (go-ts-mode . flycheck-golangci-lint-setup))
+
+(use-package terraform-mode
+  :ensure t)
+
 ;;; Settings for Interaction mode for Emacs-Lisp
 (use-package ielm
   :ensure nil
diff --git a/nebkor-modules/nebkor-theme.el b/nebkor-modules/nebkor-theme.el
index d80c45f..ee2c039 100644
--- a/nebkor-modules/nebkor-theme.el
+++ b/nebkor-modules/nebkor-theme.el
@@ -112,7 +112,7 @@
         (t
          ;; See the fontaine manual for the technicalities:
          ;; <https://protesilaos.com/emacs/fontaine>.
-         :default-family "Noto Sans Mono"
+         :default-family "Menlo"
          :default-weight normal
          :variable-pitch-family "Iosevka"
          :variable-pitch-height 1.05)))