Removes the pesky blue alert at the top of the screen telling you to switch to YouTube's new layout.
// ==UserScript==
// @name Remove Old Browser Alert
// @namespace http://tampermonkey.net/
// @version 0.1
// @description Removes the pesky blue alert at the top of the screen telling you to switch to YouTube's new layout.
// @author eM-Krow/Stop! You Violated The Law!
// @match https://www.youtube.com/*
// @grant none
// ==/UserScript==
let oldBrowserAlert = document.getElementById("old-browser-alert");
oldBrowserAlert.parentNode.removeChild(oldBrowserAlert);