Isn't there a way to emulate the TrackIR? A sort of internal free camera?
The wideview positioning could act as sth like trackir. You can at least pan fwd/back/left/right/up/down.
Also, for whom TrackIR is too expensive and cam2pan is too resource-hungry (I felt it on my machine) : Get this
Union Reality Cyber Helmet if You can find it on the bay; cheapo and works as a three or four axis joystick even under W2K/XP. Smoother and more direct than those cam-things and with NewView acts as TrackIR. Also has nice speakers making an awesome sound and a mic incorporated for your voice command software...