The HDR format wars are entering another round, and now it’s the turn of Samsung and Prime Video to etch battle lines in the HDR sand. Samsung Electronics has unveiled the new HDR10+ Advanced imaging standard, with Amazon Prime Video lined up as its first streaming deployment. Whether by pure coincidence or lethal judgement, the announcement’s timing cannot be ignored. It lands just as Prime Video rival Disney is grappling with HDR disruption following its European patent dispute (see separate story this week), while rival Dolby Vision 2 only arrived earlier this year with NBCUniversal’s Peacock as its inaugural streaming platform partner. HDR10+ Advanced is designed with premium large-screen TVs in mind, although Samsung stops short of specifying what qualifies in terms of screen size, color depth, or processing requirements. Brighter, smoother, smarter? The headline features are Enhanced…