[a_wild_dandan]

In other words, "how do we fight spam?" Same as always -- with authentication and data analysis that's commensurate with available technology (i.e. at least whatever tools spammers have, including generative AI).

If you get past modern spam heuristics and have 10,000 phone numbers or government IDs or whatever makes for good auth these days, then kuddos. We are all fodder for The Red Queen hypothesis. The race continues.