Prevent sensitive media from being opened on Twitter.

twitter_block_sensitive_media.js

// ==UserScript==
// @name     Twitter sensitive media blocker
// @version  1
// @grant    none
// @match    https://twitter.com/*
// @run-at   document-idle
// ==/UserScript==

function blockTwitterSensitiveMedia() {
  var blockedMedia = document.getElementsByClassName("Tombstone-action");
  
  for (var media in blockedMedia) {
      console.log(blockedMedia[media]);
      blockedMedia[media].hidden = true;
  }
    
}

blockTwitterSensitiveMedia();
window.addEventListener("load", blockTwitterSensitiveMedia);