Amazon Prime Instant Video is not the same as Amazon Instant Video. The former is an all-you-can-stream service available only to Prime members -- this is the one we're talking about here. Amazon Instant Video, however, is available both to Prime subscribers as well as non-subscribers.
Jul 07, 2014 iTunes vs. Amazon: What's the best video service on the iTunes vs. Amazon: What's the best video service on the iPad? With the launch of Amazon's Instant Video iPad app, Amazon Instant Video could be on the precipice of an even bigger coming-out party. Amazon.ca: : Prime Video
Feb 06, 2014
Amazon.ca: instant video
Amazon Interactive Video Service (Amazon IVS) is a managed live streaming solution that is quick and easy to set up, and ideal for creating interactive video experiences. Simply send your live streams to Amazon IVS and the service does everything you need to make ultra-low latency live video available to any viewer around the world, letting you focus on building interactive experiences
Amazon streaming: What works, what doesn't - CNET