re: Warning of what is to come

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I have been reading about the upcoming grand solar minimum the last few years. To me it seems likely.

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The math analysis checks out - an 11 year cycle within a 250-300 year major cycle that was last with us in the late 1600's through the early 1700's with the 11 year cycles being worse near the 300 year cycle, both in advance of and subsequent to the longer cycle trough