There are several AirPlay's. Some do, some have optional DRM, some just rely on device keys (some of which were reverse engineered years ago). AirPlay is not a

There are several AirPlay's. Some do, some have optional DRM, some just rely on device keys (some of which were reverse engineered years ago). AirPlay is not a very useful term at this point tbh, but the Apple documentation on the differences is also garbage.