Speed up the Wistia player automatically.

manifest.json

{
  "name": "Wistia auto-speed",
  "version": "1.0",
  "description": "Automatically speed up Wistia embeds to 1.5x, and select the best quality.",
  "content_scripts": [
    {
      "matches": [
        "*://*.wistia.com/medias/*",
        "*://fast.wistia.net/embed/iframe/*"
      ],
      "js": ["wistia.js"],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "manifest_version": 2
}

wistia.js

var speed = "1.5x";

var timer1 = setInterval(function() {
  var button = document.querySelector(`button[title='${speed}']`);
  if (button) {
    console.log(`Playback speed to ${speed}.`);
    clearInterval(timer1);
    button.click();
  }
}, 1000);

var timer2 = setInterval(function() {
  var button = document.querySelector(`button[title='1080p']`) || document.querySelector(`button[title='720p']`);
  if (button) {
    console.log(`Playback quality to ${button.title}.`);
    clearInterval(timer2);
    button.click();
  }
}, 1000);