Also since those are lazy, you are also asking always in the same manner. How homogeneous were the prompts that generated those covers?

People are making cookies with cookie cutter number 5 and other people wonder how come they are all the same.

Classic self selection effect though - if you’re resorting to LLM writing you’re almost certainly skewing lazy enough to not even bother trying to add perturbations strong enough to make the response deviate from the uniformity of the slop.