Yes, but combining DRM and geoblocking allows the content distributor to retroactively revoke access to content when you change the geoblocking region, such as

Yes, but combining DRM and geoblocking allows the content distributor to retroactively revoke access to content when you change the geoblocking region, such as traveling to another continent. Even content that you have downloaded to an offline cache can be rendered unavailable. From the distributor's point of view combining the two offers an enhanced form of geoblocking that transcends time.