Make it easier to find link to blog post

README.md

@@ -6,10 +6,11 @@ searchable history panel.
 
 The extension is a rewrite of
 [Clipboard Indicator](https://github.com/Tudmotu/gnome-shell-extension-clipboard-indicator) with
-[vastly improved performance](https://alexsaveau.dev/blog/projects/performance/gnome/gch/gnome-clipboard-history),
-new features, and
+vastly improved performance, new features, and
 [bug fixes](https://github.com/Tudmotu/gnome-shell-extension-clipboard-indicator/pull/338).
 
+A technical overview is available at https://alexsaveau.dev/blog/gch.
+
 ## Download
 
 [<img src="https://raw.githubusercontent.com/andyholmes/gnome-shell-extensions-badge/eb9af9a1c6f04eb060cb01de6aeb5c84232cd8c0/get-it-on-ego.svg?sanitize=true" alt="Get it on GNOME Extensions" height="100" align="middle">](https://extensions.gnome.org/extension/4839/clipboard-history/)