Last month brought the introduction of GPT-3, the next frontier of generative writing: an AI that can produce shockingly human-sounding (if at times surreal) sentences. As its output becomes ever more difficult to distinguish from text produced by humans, one can imagine a future in which the vast majority of the written content we see on the internet is produced by machines. If this were to happen, how would it change the way we react to the content that surrounds us?