Shooting: iPhone 4
Tracking: Vicon Boujou 5
U.F.O. and Balls Objects: Cinema 4D with GI (HDR image by Panorama 360) and a little bit of xpresso for illumination of the balls
Compositing: After Effects CS5
PFTrack is a great but complex software, not very intuitive, but powerful.
Camera tracker is intuitive, usable, powerful and fast, and very very cheap software.
Boujou is excellent tracking software, but nothing else...
The Winner is: The Foundry Camera Tracker (my point of view, obviously...)