diff --git a/files/init.el b/files/init.el
index e69e792..5f46e3a 100644
--- a/files/init.el
+++ b/files/init.el
@@ -228,7 +228,7 @@
          ("C-d" . ivy-switch-buffer-kill)
          :map ivy-reverse-i-search-map
          ("C-k" . ivy-previous-line)
-         ("C-d" . Ivy-reverse-i-search-kill))
+         ("C-d" . ivy-reverse-i-search-kill))
   :config
   (ivy-mode 1))
 
@@ -294,10 +294,11 @@
   :custom
   (org-bullets-bullet-list '("◉" "○" "●" "○" "●" "○" "●")))
 
+;; auto latex rendering in org-mode
 (use-package org-fragtog
-	:ensure t
-	:hook
-	(org-mode . org-fragtog-mode))
+  :ensure t
+  :hook
+  (org-mode . org-fragtog-mode))
 
 ;; Development Packages
 
@@ -340,10 +341,6 @@
   :after (treemacs evil)
   :ensure t)
 
-(use-package treemacs-projectile
-  :after (treemacs projectile)
-  :ensure t)
-
 (use-package treemacs-magit
   :after (treemacs magit)
   :ensure t)
@@ -354,13 +351,14 @@
   :commands (lsp lsp-deferred)
   :init
   (setq lsp-keymap-prefix "C-l")
-  (setq gc-cons-threshold 100000000) ;; 100 mb
-  (setq read-process-output-max (* 1024 1024)) ;; 1mb
+  (setq gc-cons-threshold (* 100 1024 1024))
+  (setq read-process-output-max (* 3 1024 1024))
   :config
   (lsp-enable-which-key-integration t)
   (setq lsp-rust-server 'rust-analyzer)
   (setq lsp-auto-guess-root t)
   (setq lsp-idle-delay 1.)
+  (setq lsp-enable-file-watchers nil)
   :hook
   (rust-mode . lsp)
   (java-mode . lsp)
@@ -495,7 +493,7 @@
           (if (cddr x)
               (quail-defrule (cadr x) (car (cddr x)))))
         (append math-symbol-list-basic math-symbol-list-extended math-symbol-list-superscripts math-symbol-list-subscripts))
-  )
+)
 
 ;; Java
 (use-package lsp-java
diff --git a/files/org/presentations.org b/files/org/presentations.org
index b30fa3e..e385f98 100644
--- a/files/org/presentations.org
+++ b/files/org/presentations.org
@@ -1,6 +1,6 @@
 #+startup: beamer
 #+LaTeX_CLASS: beamer
-#+LaTeX_CLASS_OPTIONS: [presentation, smaller,aspectratio=169]
+#+LaTeX_CLASS_OPTIONS: [presentation, smaller, aspectratio=169]
 #+LANGUAGE: de
 #+OPTIONS: toc:t H:2
 #+BEAMER_THEME: Singapore
diff --git a/files/scripts/compress_pdf.sh b/files/scripts/compress_pdf.sh
new file mode 100755
index 0000000..4eeaa51
--- /dev/null
+++ b/files/scripts/compress_pdf.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+OUT=$2
+IN=$1
+
+# /printer = bigger
+# /ebook = smaller
+
+gs \
+    -sOutputFile=${OUT} \
+    -sDEVICE=pdfwrite \
+    -dNOPAUSE \
+    -dBATCH  \
+    -dPDFSETTINGS=/printer \
+    ${IN}