A day after upgrading its cloud music player, Amazon has delivered a native Amazon Instant Video app for iPad (not iPhone or iPod Touch, yet) to the App Store. It has access to streaming Prime Instant Video for subscribers, as well as downloaded or streamed video on-demand. Other key features include access to the Watchlist users create on the PC or other devices, and automatic access to any shows subscribed to with a Season Pass the day after they air on TV. The free app is available in the iTunes store ri
