Readers prefer a world they can relate to.
Publishers were ever eager for authors to do their own publicity because nobody else was willing to do it for nothing. But then it became clear that if you want somebody to champion the story, there's nobody better than the person who made it all up.
'Frankenstein' is a work rich in possible meanings, so the horror-show interpretation is as valid as any.
You don't get 'The Unfinished Swan' or 'Shadow of the Colossus' or even Telltale's 'Walking Dead' until you've sat through the long, linear infodumps of something like 'Metal Gear Solid'.
A very great deal is written about the future of book publishing - much more than on its present or past - and the only takeaway from all these oracles seems to be that a great empire will be destroyed.
Literary fiction - if we must use the term - is not the plotless, meandering indulgence that its detractors would have you believe.
The writer must be a transcendent, not immanent, deity.