diff --git a/lisp/init-org.el b/lisp/init-org.el
index 33ad951..a10c6da 100644
--- a/lisp/init-org.el
+++ b/lisp/init-org.el
@@ -82,6 +82,44 @@
   (setq org-latex-preview-mode-display-live t)
   (setq org-latex-preview-mode-update-delay 0.25))
 
+;; code for centering LaTeX previews -- a terrible idea
+(use-package org-latex-preview
+  :ensure nil
+  :hook (org-latex-preview-mode . org-latex-preview-center-mode)
+  :config
+  (defun my/org-latex-preview-uncenter (ov)
+    (overlay-put ov 'before-string nil))
+  (defun my/org-latex-preview-recenter (ov)
+    (overlay-put ov 'before-string (overlay-get ov 'justify)))
+  (defun my/org-latex-preview-center (ov)
+    (save-excursion
+      (goto-char (overlay-start ov))
+      (when-let* ((elem (org-element-context))
+                  ((or (eq (org-element-type elem) 'latex-environment)
+                       (string-match-p "^\\\\\\[" (org-element-property :value elem))))
+                  (img (overlay-get ov 'display))
+                  (prop `(space :align-to (- center (0.55 . ,img))))
+                  (justify (propertize " " 'display prop 'face 'default)))
+        (overlay-put ov 'justify justify)
+        (overlay-put ov 'before-string (overlay-get ov 'justify)))))
+  (define-minor-mode org-latex-preview-center-mode
+    "Center equations previewed with `org-latex-preview'."
+    :global nil
+    (if org-latex-preview-center-mode
+        (progn
+          (add-hook 'org-latex-preview-overlay-open-functions
+                    #'my/org-latex-preview-uncenter nil :local)
+          (add-hook 'org-latex-preview-overlay-close-functions
+                    #'my/org-latex-preview-recenter nil :local)
+          (add-hook 'org-latex-preview-overlay-update-functions
+                    #'my/org-latex-preview-center nil :local))
+      (remove-hook 'org-latex-preview-overlay-close-functions
+                    #'my/org-latex-preview-recenter)
+      (remove-hook 'org-latex-preview-overlay-update-functions
+                    #'my/org-latex-preview-center)
+      (remove-hook 'org-latex-preview-overlay-open-functions
+                    #'my/org-latex-preview-uncenter))))
+
 (use-package org-roam
   :ensure t
   :defer
diff --git a/lisp/init-tex.el b/lisp/init-tex.el
index 8328bda..466558a 100644
--- a/lisp/init-tex.el
+++ b/lisp/init-tex.el
@@ -3,7 +3,6 @@
 
 
 (use-package latex
-  :demand t
   :ensure (auctex :pre-build (("./autogen.sh")
 			      ("./configure" "--without-texmf-dir" "--with-lispdir=.")
                               ("make")))
diff --git a/recentf b/recentf
index 60f5c5d..9224230 100644
--- a/recentf
+++ b/recentf
@@ -1,17 +1,8 @@
-;;; Automatically generated by ‘recentf’ on Sun Dec 14 19:55:48 2025.
+;;; Automatically generated by ‘recentf’ on Sun Dec 14 20:31:07 2025.
 
 (setq recentf-list
       '(
-        "~/.emacs.d/lisp/init-tex.el"
-        "~/.emacs.d/init.el"
-        "~/.emacs.d/lisp/init-completion.el"
-        "~/org/roam/20251212003211-presentation_of_group.org"
-        "~/.emacs.d/lisp/init-edit.el"
-        "~/.emacs.d/lisp/init-org.el"
-        "~/.emacs.d/early-init.el"
-        "~/org/roam/20251117171745-emacs.org"
-        "~/.emacs.d/lisp/init-coding.el"
-        "~/.emacs.d/lisp/init-ui.el"
+        "~/.emacs.d/lisp/init-dashboard.el"
         ))
 
 (setq recentf-filter-changer-current 'nil)