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You probably know that plate tectonics was considered "pseudoscientific crankery", do you?

I don't think that's a completely accurate summary of the debate, although I'm sure the fixists threw that accusation in a heated moment or two.

But, yes, it took decades to be broadly accepted, and we're lucky that Wegener wasn't "canceled" in the meantime.

We should always leave a little margin for the possibility that we're wrong. When it comes to 5g causing COVID, I don't think we'll need it...