Samsung just sweetened the streaming video pot for current and would-be owners of its modern Smart TVs. Viewers who've been craving Amazon Instant Video can download an app today to watch movies and TV shows through their 2012 set's internet link, in the event options for Blockbuster, Hulu Plus, Netflix and Vudu weren't already enough. It's not necessarily a cut-and-dried port, either -- Samsung is flaunting a redesigned interface tun