fix: setq->let

1 files changed, 10 insertions, 5 deletions

diff --git a/content/emacs/watching-youtube-with-emacs.md b/content/emacs/watching-youtube-with-emacs.md
index ea13c6f..fc8b5da 100644
--- a/content/emacs/watching-youtube-with-emacs.md
+++ b/content/emacs/watching-youtube-with-emacs.md
@@ -89,11 +89,11 @@ My (current) full function in use is:
 ```emacs-lisp
 (defun mms-open-link-under-point ()
   (interactive)
-  (setq url (thing-at-point 'url))
-  (cond
-   ((string-match "youtube.com" url) (yeetube-search url))
-   (t (eww url)))
-  )
+  (let (url (thing-at-point 'url))
+    (cond
+     ((string-match "youtube.com" url) (yeetube-search url))
+     (t (eww url)))
+    ))
 ```
 
 So it will use `eww` for anything that is not a YT link, and I can expand it further whenever I want.
@@ -105,6 +105,11 @@ Then, just add a simple keyboard navigation, and you're done
   "RET RET" '(lambda () (interactive) (mms-open-link-under-point) :wk "follow link"))
 ```
 
+
+## Errata {#errata}
+
+2024-02-26: Dave pointed me that using `let` inside custom method is preferable to `setq`
+
 [^fn:1]: ["yeetube | Emacs Front-End for YouTube"](https://thanosapollo.org/post/yeetube/) blog post from the author
 [^fn:2]: [mpv official website](https://mpv.io/)
 [^fn:3]: The secret URL: `https://www.youtube.com/feeds/videos.xml?channel_id=<channel_id>`.