What the heck?
secretservice.gov/newsroom/rel

This protective intelligence investigation led to the discovery of more than 300 co-located SIM servers and 100,000 SIM cards across multiple sites.

What would you possibly use that many SIM cards for? To test whether Telcos are able to ban SIM cards by manufacturing batch? How do you even buy that many SIM cards?

boards with arrays of maaaaany antennas
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