Yes, good idea. For the purpose of this article I want the reader to encounter the features as I talk about them, but for other applications I would fix the con

Yes, good idea. For the purpose of this article I want the reader to encounter the features as I talk about them, but for other applications I would fix the controls. Plus, inlined controls add to the suspense -- you might truly get lost in the dark! And breathe a sigh of relief when you find the button again :)