{
  /*** [SECTION 1700]: CONTAINERS
       If you want to *really* leverage containers, we highly recommend Temporary Containers [2].
       Read the article by the extension author [3], and check out the github wiki/repo [4].
       [1] https://wiki.mozilla.org/Security/Contextual_Identity_Project/Containers
       [2] https://addons.mozilla.org/firefox/addon/temporary-containers/
       [3] https://medium.com/@stoically/enhance-your-privacy-in-firefox-with-temporary-containers-33925cd6cd21
       [4] https://github.com/stoically/temporary-containers/wiki
  ***/
  /* 1701: enable Container Tabs setting in preferences (see 1702) [FF50+]
   * [1] https://bugzilla.mozilla.org/1279029 ***/
  "privacy.userContext.ui.enabled" = true;
  /* 1702: enable Container Tabs [FF50+]
   * [SETTING] General>Tabs>Enable Container Tabs ***/
  "privacy.userContext.enabled" = true;
  /* 1703: set behaviour on "+ Tab" button to display container menu on left click [FF74+]
   * [NOTE] The menu is always shown on long press and right click
   * [SETTING] General>Tabs>Enable Container Tabs>Settings>Select a container for each new tab ***/
  #  // user_pref("privacy.userContext.newTabContainerOnLeftClick.enabled", true);
}