A lot of people are listing their disciplinary preprint repositories and saying “we have this.” First of all, they’re not non-specialized. Second, they’re not search engines. Third, they don’t list books or even journal articles pre-printed. Fourth, the search tech is quite variable in quality.

But more importantly, this post was number three of a thread about how the gray literature is filling up with AI generated material, particularly in controversial policy-related areas. Preprint repositories are fully susceptible to this problem given the inadequacy of AI detection software.