Manufacturers have been so busy focusing on video upgrades with 3D, 4K, local dimming, and OLED, they’ve pretty much forgotten that audio makes up at least 50 percent of the experience. The end result is that we haven’t really seen any significant
surround sound advancements since 2000 following the release of Star Wars: Episode
I—The Phantom Menace, which brought Surround EX and rear channels.