If the video owner enables it, you’ll see a button at the bottom of the page alerting you to the chat stream. st touch that you can see other comments pop up then add your own. On smartphones it only works in portrait mode, as lscape mode enlarges the video to fill the entire screen. On tablets, however, you can follow the chat watch the video simultaneously from lscape mode. It moves the chat to the right side with the exped video on the left. It’s a nice feature, although YouTube comments are generally not known for their sophisticated discourse. The impact on you: The addition of YouTube live chats to the Android app means you no longer have to find your computer to follow along with real-time comments. wants to make sure you can get the full YouTube experience on Android, given that so much media consumption is moving to tablets smartphones.