   (development/devops-setup))
 
 (defun theme/gui-setup ()
-  (package-manager/ensure-packages-installed 'solarized-theme)
-  (load-theme 'solarized-light t))
+  (package-manager/ensure-packages-installed 'circadian 'solarized-theme)
+  (setq circadian-themes '(("8:00" . solarized-light)
+			   ("19:30" . solarized-dark)))
+  (circadian-setup))
 
 (defun theme/cli-setup ()
   (package-manager/ensure-packages-installed 'zenburn-theme)

  (add-to-list 'ispell-skip-region-alist '("#\\+begin_quote" . "#\\+end_quote")))

(defun writing/latex-setup ()
  (setq latex-run-command "xelatex")
  (setq-default TeX-engine 'xetex
		TeX-PDF-mode t))

  (writing/latex-setup))

(defun media/music-setup ()
  (utilities/ensure-programs-installed 'mpv)
  (package-manager/ensure-packages-installed 'emms)
  (setq emms-player-list '(emms-player-mpv)
	emms-info-asynchronously t
