How bad would it be if GPS satellites were shot down?

Published on June 12, 2026 4:38 PM GMTLosing GPS isn’t an X-risk, but would create a huge disaster on the scale of Covid-19 or bigger.Hi! From 2020 - 2023 I was one of the early employees at Xona Space Systems, a company working on essentially a next-generation version of GPS. I ended up learning a lot about how GPS works and what it’s used for, and (due to my personal interest in effective altruism) ended up doing some research into what would happen if today’s GPS systems suddenly failed. This...