If you want to relive Kendrick Lamar’s headline-making Super Bowl halftime show, Apple Music just dropped a replay of the performance in its surround sound-like Spatial Audio. Since Apple currently ...

Fortunately for you, I’ve wanted to upgrade the audio for my favorite shows, music and movies ... part of a year testing all of these surround sound system components to guarantee compatibility.

Not all songs are available in Dolby Atmos. (Again, that goes back to the whole source/device/system thing from earlier.) Surround sound soundtracks and sound systems are defined by channels.