For me not all of the scenes go choppy, but The Vision does and all of them seem to go out of sync. Do the people having this problem also see large black pixels in the cutscenes, like all over Kyle's white shirt when he first appears in 8t88's Double Cross (and like LawgStreak
Personally I doubt that it's hardware, but for the record I'm on a Dell Latitude D620 laptop, and Device Manager says the video card is an NVIDIA Quadro NVS 110M.
Also for the record, this thread
at Steam has more people reporting the choppiness problem.