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>> I remember when cloud seeding was a conspiracy theory until the Chinese admitted doing it for the Olympics..

For which Olympics? 1972? Here's an ABC nightly news feature story about cloud seeding, including a demo, from over a decade ago.

Beijing Olympics was 2008, that's 15 years ago.

That's totally different. They were trying to stop it from raining. Read the history section of the cloud seeding Wikipedia article.