Picture-in-picture is currently only available for YouTube Red members with Android mobile devices running Android version 8.0 Oreo. More info here: https://goo.gl/qsMePB . Hope this helps!
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Picture-in-picture is currently only available for YouTube Red members with Android mobile devices running Android version 8.0 Oreo. More info here: https://goo.gl/qsMePB . Hope this helps!