Adds controls to HTML5 videos
// ==UserScript==
// @name Add Controls to HTML5 videos
// @namespace video-controls-html5
// @version 3
// @description Adds controls to HTML5 videos
// @grant none
// @exclude *//*.youtube.com/*
// @include *
// ==/UserScript==
document.addEventListener("DOMContentLoaded", function() {
for (var e of document.getElementsByTagName('video')) e.setAttribute('controls', true);
});