He said both of these features are not final, but they should give users an idea of how Twitter is looking to reshape context and conversations on its site. It's unclear if they'll end up being part of the upcoming beta program, which will start taking applications in the coming weeks. But, if they are and you're one of the thousands invited to join, you would have the chance to test out chat bubbles and status updates for yourself. We'll let you know as soon as that program launches.