org-mode require "{}" for rendering/exporting sub- and super-script

dictionary

@@ -35,4 +35,6 @@ cxsfit
 divspec
 et
 github
-nixpkgs
+iterable
+iterables
+nixpkgs

init.el

@@ -398,7 +398,8 @@
   (org-directory "~/Documents/org")
   (org-default-notes-file (expand-file-name "notes.org" org-directory))
   (org-archive-location "::* Archived Tasks")
-  (org-hide-emphasis-markers nil)
+  (org-hide-emphasis-markers t)
+  (org-use-sub-superscripts '{})
   (org-pretty-entities t)
   (org-pretty-entities-include-sub-superscripts t)
   (org-fontify-done-headline t)
@@ -416,6 +417,11 @@
                               (item . nil)
                               (table . t))))
 
+(use-package ox
+  :after org
+  :custom
+  (org-export-with-sub-superscripts org-use-sub-superscripts))
+
 (use-package org-faces
   :after org
   :config
@@ -485,8 +491,6 @@
     )
   )
 
-
-
 (use-package org-capture
   :after org
   :bind