Unfortunately this proprietary marketing-speak BS makes it easy to sell to creative professionals and those who care about color, and does signal somewhat well-

Unfortunately this proprietary marketing-speak BS makes it easy to sell to creative professionals and those who care about color, and does signal somewhat well-defined properties. DolbyVision works well if you have the proprietary stack (it's the format newer iPhones shoot HDR videos in -- and even DaVinci Resolve didn't support it last I checked), and PANTONE does reasonably solve the important problem of color matching.