If someone breaks a DRM technology then copying is possible.
Making a DRM technology that can not be broken is very hard.
Some people say that all DRM technologies in the future will be broken.
Each provider, like iTunes, has its own DRM technology.
As with any passive DRM technology some players are unable to play the non-standard disc.
The DRM technology stays there, but the hiding behavior at least will be - it'll be shut down.
The music does not include DRM technology.
However, DRM technology was used to prohibit playback of recorded content without the receiver card present.
DRM technologies attempt to give control to the seller of digital content or devices after it has been given to a consumer.
Computer games sometimes use DRM technologies to limit the number of systems the game can be installed on by requiring authentication with an online server.