Hm it doesn't feel too fast rotating and momentum to me. Is it the same for you as in the video?
Hm as far as I can tell from watching the video, I think it is (or maybe it's just the camera?). Try the original, then your game and afterwards the original again, I assume you will know what I mean.
"Falls das Resultat nicht einfach nur dermassen gut aussieht, sollten Sie nochmal von vorn anfangen..." - Manual