Filed under: VideoBack in 2006 we covered the launch of the Amazon Unbox video service which was then being pitched as the best alternative to the iTunes Store. There was one big problem: it didn't support Macs. Now, finally, Amazon is starting to rectify the situation with their new Amazon Video on Demand Service. PC Magazine has a First Look at the Service and, sure enough, it now supports Macs.It appears that the new service ...