Does this mean that the networks are creating derivative works of the content they licensed, and then airing that? Especially if they are cutting out opening ti

Does this mean that the networks are creating derivative works of the content they licensed, and then airing that? Especially if they are cutting out opening titles. Overlays and EAS have usually been acceptable, and composing the end titles with something else is a longstanding practice, but it doesn't actually modify the content directly.