// ==UserScript==
// @name         YouTube: Dark, No autoplay
// @description  A simple userscript with one line of code that sets a cookie on youtube to disable autoplay and switch to the new material dark theme.
// @namespace    https://github.com/lainegrace
// @version      1.0
// @author       Laine
// @match        *://www.youtube.com/*
// @exclude      *://www.youtube.com/tv*
// @exclude      *://www.youtube.com/embed/*
// @run-at        document-start
// ==/UserScript==
(function() {
    // f5=30030 disables autoplay
    // f6=400 switches to the material dark theme
    document.cookie="PREF=f5=30030&f6=400;path=/;domain=.youtube.com";
})();