The emergence of ChatGPT has significantly altered publishing trends on Amazon. A recent analysis reveals that the platform now hosts nearly twice as many eBooks generated by artificial intelligence as those written by human authors. This surge in AI-created content indicates a rapid increase in the utilization of these tools for book production. The trend began following the widespread availability of ChatGPT and similar AI technologies. While the exact quality and originality of these AI-generated books remain subjects of debate, their sheer volume is impacting the Amazon marketplace. This shift raises questions about the future of authorship and the potential saturation of the eBook market with AI-produced works. The data suggests a growing reliance on AI for content creation within the publishing industry.