diff --git a/4.1-Extensions.md b/4.1-Extensions.md
index c7de5cc..129fe20 100644
--- a/4.1-Extensions.md
+++ b/4.1-Extensions.md
@@ -45,6 +45,7 @@ These extensions will not mask or alter any data sent or received, but may be us
 
 * [uBO-Scope](https://addons.mozilla.org/firefox/addon/ubo-scope/) | [GitHub](https://github.com/gorhill/uBO-Scope)
 * [Detect Cloudflare](https://addons.mozilla.org/firefox/addon/detect-cloudflare/) | [GitHub](https://github.com/traktofon/cf-detect) | [claustromaniac's fork](https://github.com/claustromaniac/detect-cloudflare-PA)
+   * Why would you want to detect Cloudflare? Read [this](https://github.com/claustromaniac/detect-cloudflare-PA/blob/master/README.md#motivation).
 * [Compare-UserJS](https://github.com/claustromaniac/Compare-UserJS)
    * Not an extension, but an excellent tool to compare user.js files and output the diffs in detailed breakdown - by our very own incomparable [claustromaniac](https://github.com/claustromaniac) :cat2: