News from the world of Dolby Labs and Dolby Atmos.....
https://www.audioholics.com/audio-technologies/dolby-non-native-upmixing-atmos
We recently got wind of a new Dolby mandate that restricts how you will be able to upmix native Dolby content that will take effect on all NEW Atmos-based products (ie. receivers, processors and soundbars) coming in 2019 and current 2018 products that are able to receive firmware updates.
https://www.audioholics.com/audio-technologies/dolby-non-native-upmixing-atmos