The chaotic deeds done by the humans were many, but like the God of Literature Dinel, there weren't that many.
They couldn't move classic books from reality, but they could transport the modes.
Rhythm, thrill points, outlines... such things could obviously bypass the in-game copyright system and be directly replicated in "The Gate of the Netherworld".
It was well known that when online literature reached a new height of thrill, the mental stimulation provided by top-tier web novels was still quite terrifying.
The original residents of "The Gate of the Netherworld" had never experienced this before. Upon first contact, it engrossed them day and night, so much so that some became unwilling to leave.
Laying aside the literary question for now, can you say that a qualified thrilling novel isn't thrilling to read?
Thrilling? Then it's right.
Providing added value meant it could be converted into tangible wealth, especially since Kael had other plans in mind.