and after some discussion about it with friends, it seems that it would be useful to give some background info to help better understand just how powerful the final scene is. If you will recall in that scene, Theo, (who really is the main character in my opinion), is chatting with his father who leaves in disappointment after he discovers that Theo has discovered the proverbial, "Theory of Everything" and now knows everything that is going to happen. Theo's quest for understanding came early in life which is what the early scenes in the movie are about. Theo tells his father that just because he knows the "score" of the play, he can still enjoy the performance. Theo does not yet fully know who he is until that final scene in which he stops time. Then he nonchalantly claims, "So... that's it then".
Below I am introducing you to some quotes by Neville taken from some of his transcribed lectures, which describe the phenomena in final scene and give it some meaning. It is one of the final acts in the play of self-realization... You know... the one when you know you are God. 
Neville From "Who is the Son of Man?"
.... "Dominion is supremacy in determining and deciding and directing the actions of others. It is really ascendancy over human and unhuman forces, such as assures being obeyed.
Now, let me give you an experience of mine that you may taste of this power that is in store for you.
Now, let me give you an experience of mine that you may taste of this power that is in store for you.











