Originality and creativity are nothing but the result of the wise management of combinations. The creative genius combines more rapidly, and with a greater critical sense of what gets tossed out and what gets saved, the same material that the failed genius has to work with.
Creativity can only be anarchic, capitalist, Darwinian.
Certainly, light fiction exists and encompasses mysteries or second-class romance novels, books that are read on the beach, whose only aim is to entertain. These books are not concerned with style or creativity - instead they are successful because they are repetitive and follow a template that readers enjoy.