I'd recommend copernicus for OS X users to do a video like this.  snapsProX is no good IMVHO.
  since these poser files (pz3, hr2, cr2 et al.) are cross-platform, mac poser files are the same as
windows poser files, excepting some path problems, e.g. referring to C drive.  in the old days there
were some windows-only poser files (rsr thumbs), but those are obsolete now.