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A comment on Show HN: IoT device to warn you of a supernova hours before Earth is destroyed.

Re:Show HN: IoT device to warn you of a supernova hours befo... by dmwiens on Wednesday June 15, 2022 @09:15PM (#31761507)
A slightly more useful alert subscription for Space Weather (e.g. Carrington Event): https://www.swpc.noaa.gov/content/subscription-services

Get to the grocery store a few minutes before the crush :)

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