Issue 2220 - [Collect filter hit statistics] Update Privacy Policy in adblockplus.org

pages/privacy.html

Index: pages/privacy.html
===================================================================
--- a/pages/privacy.html
+++ b/pages/privacy.html
@@ -171,25 +171,29 @@
 
 <p>
   {{s63 Adblock Plus may make further requests to the AdblockPlus.org website as required. For
   example, a documentation link is clicked or the full list of filter subscriptions needs
   to be downloaded.}} {{s64 These requests are subject to the usual
   <a href="#logs">AdblockPlus.org privacy policy</a>.}}
 </p>
 
+<h3 id="abp_improve">{{help-improve-abp Helping us improve <fix>Adblock Plus</fix>}}</h3>
+
+<p>
+  Users can choose to help us improve <fix>Adblock Plus</fix> by sending anonymized data on a weekly basis and tell us about their usage of <fix>Adblock Plus</fix> filter subscriptions. For each filter, that data lists the domain names where it was effective, with hit count and latest hit date. In addition, the time since the previous submission of the data, the <fix>Adblock Plus</fix> version, browser name and browser version are transmitted. This is strictly an opt-in feature and only enabled with the user’s explicit consent.
+</p>
+
 <h3 id="abp_data">{{s65 Data retention}}</h3>
 
 <p>
   {{s68 Adblock Plus stores some data in
   <a href="{{s68-link http://support.mozilla.com/en-US/kb/Profiles}}">the Firefox profile</a>
-  on your computer.}} {{s69 Adblock Plus never transmits this data to any servers, but other
-  extensions and services, such as
-  <a href="https://services.mozilla.com/privacy-policy/">Firefox Sync</a>,
-  may do so.}} {{s70 Most of the data (your preferences, filter subscriptions and custom
+  on your computer.}} {{s69 <fix>Adblock Plus</fix> will only transmit parts of this data to its servers if explicitly requested by the user as part of the functionality described above, especially issue reports and helping us improve <fix>Adblock Plus</fix>. Other extensions and services, such as <a href="{{firefox-sync-href https://www.mozilla.org/en-US/privacy/websites/}}"><fix>Firefox Sync</fix></a>, might still access this data however, you should refer to their respective privacy policies.
+  {{s70 Most of the data (your preferences, filter subscriptions and custom
   filters) is unobjectionable privacy-wise.}} {{s71 However, filter hit statistics and recent
   issue reports could be used to reconstruct your browsing history.}} {{s72 Adblock Plus treats
   this information identically to how history data is treated by the browser:}} {{s73 this data
   isn't stored if you are using
   <a href="{{s73-link http://support.mozilla.com/en-US/kb/Private+Browsing}}">Private Browsing mode</a>
   and is removed if you choose to clear your browsing history.}}
 </p>