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Vaccines and 5G (remember European kooks burning down cell towers?) became political culture wars, so this is unlikely to be any different.

they became echo chambers because foreign agit-prop efforts got to them, hard, and the GOP needed to keep their base riled up to stay elected

Some phenomena are pushed from above, while others result from pure skepticism from below.

"Vaccines and 5G" refer to direct health concerns; "AI" is a shorthand name for "what if" scenarios.