That would make me take what they say with a grain of salt. The qualifications for being a reviewer on the internet is pretty low. It's basically people who will work for free for a few comped discs! Not directed at any specific reviewer, just a generalization.
Flicker Alley may be getting rid of their last stock and don't have enough to send out to retailers. If they'd done another print run, they would be sending it out to the retailers to quickly recoup costs.