Here's a paper from 2016 on how the decades-old chemtrail conspiracy theory was already being re-branded as geoengineering. www.jstor.org/stable/43868...

The details make no difference at all to susceptible minds and the switching of loyalties or world views seems to be seamless This paper is interesting, though their suggestion of AI as an agonist almost certainly doesn't stand up

I recently walked into a cafe run by a husband and wife duo around the corner from University. I mentioned I had started work in the atmospheric sciences department. The next questions they asked me where : "Does cloud seeding work?" Followed by "And what about chemtrails?"