DRM technologies can be used to:
* Encrypt digital content so that it can only be accessed by authorized devices or users.
* Prevent digital content from being copied or distributed without permission.
* Track the use of digital content and collect information about how it is being used.
DRM is a controversial technology because it can be used to restrict the fair use of digital content. For example, DRM can prevent users from copying DVDs for personal use or lending e-books to friends. DRM can also make it difficult for users to switch between different devices or platforms.
Arguments in favor of DRM:
* DRM is necessary to protect the rights of copyright holders.
* DRM helps to prevent the unauthorized distribution of digital content.
* DRM can help to track the use of digital content and collect information about how it is being used.
Arguments against DRM:
* DRM can restrict the fair use of digital content.
* DRM can make it difficult for users to switch between different devices or platforms.
* DRM can increase the cost of digital content.
The use of DRM is likely to continue to be debated in the future. As more and more content becomes available in digital format, it will become increasingly important to find a balance between protecting the rights of copyright holders and ensuring that consumers have the freedom to use digital content in a fair and reasonable way.