https://www.cnet.com/news/apple-tv-4k-gets-dolby-atmos-sound-three-reasons-it-matters/

The Apple TV 4K and iTunes are getting support for Dolby Atmos. Should you care?

If you're an AV enthusiast with an Apple TV 4K, or the desire to get one eventually, the answer is a solid "maybe." But if you're not, perhaps you're wondering what Dolby Atmos is.