Update privacy policy

This clarifies the site output section
Actual privacy practices are unchanged

static/privacy.html

@@ -39,7 +39,7 @@
 
     <main>
       <!-- UPDATE THIS WHEN MAKING CONTENT CHANGES -->
-      <p><i>Updated September 29th, 2021</i></p>
+      <p><i>Updated October 29th, 2021</i></p>
 
       <h2>The website (https://packager.turbowarp.org/)</h2>
       <p>We may log anonymous aggregated data such as how many people use the site, how often a feature is used, and what operating system and browser is used. We do not log IP addresses.</p>
@@ -47,9 +47,10 @@
       <p>The site may contact the Scratch API to download projects. See the <a href="https://scratch.mit.edu/privacy_policy/">Scratch privacy policy</a> for more information. If you configure the packager to package a project from a remote URL, you are subject to the privacy practices of that particular website.</p>
 
       <h2>The output of the website ("packaged projects")</h2>
+      <p>You are responsible for informing end users about the privacy practices of the files you distribute. This section contains guidelines to help you accomplish that. Do not link to this document as your project's privacy policy as it may change in the future; you should write your own.</p>
       <p>If the packaged project uses extensions that require Wi-Fi such as Translate, Text to Speech, LEGO, and micro:bit, then the project may connect to the Scratch API to implement these features. <a href="https://scratch.mit.edu/privacy_policy/">Refer to the Scratch privacy policy for more information</a>.</p>
       <p>If the packaged project uses the Translate extension or is configured to "Connect to cloud variable server", then the project may additionally connect to servers controlled by TurboWarp. <a href="https://turbowarp.org/privacy.html">Refer to the primary TurboWarp privacy policy for more information</a>.</p>
-      <p>If the packaged project uses custom extensions, custom JS, or custom cloud host, then the project may connect to any server outside of our control.</p>
+      <p>If the packaged project uses custom extensions, custom JS, or custom cloud host, contact the relevant maintainer for their privacy practices.</p>
 
       <h2>Contact</h2>
       <p>Any concerns related to privacy or any other matter should be sent to: <a href="mailto:contact@turbowarp.org">contact@turbowarp.org</a></p>