A teleprompter in PowerPoint?

Recently announced, so update your Office Suite first from File -> Account -> Update Options -> Update Now. Now test by following these steps:

1. Open a presentation.
2. Add 4 - 5 lines of random notes under one of your slides (if you don't have such)
3. Go to Slide Show and from the Record button, choose the From Current Slide
4. Set your mic and camera properly (just for the test)
5. You will also see (on the right) an icon for enabling Auto Scroll and you can choose the speed of the scroll yourself
6. Click Record and see the auto scroll in action.