Assertion: digital copyright | /r/CapableOf | remain difficult to enforce
Facets:
value: persistently
type: MANNER
Source sentences:
text: Commentators such as Barlow (1994) have argued that digital copyright is fundamentally different and will remain persistently difficult to enforce; others such as Stallman (1996) have argued that the Internet deeply undermines the economic rationale for copyright in the first place.