input: [0] YouTube Cookies [1] use_hitbox VISITOR_INFO1_LIVE [2] Performance [3] We embed videos using YouTube's privacy-enhanced mode. Some of these videos are from our official YouTube channel. This mode may set cookies on your computer once you click on the YouTube video player, but YouTube will not store personally-identifiable cookie information for playbacks of embedded videos using the privacy-enhanced mode. [4] 
output: To find out more, please visit YouTube's embedding videos information page