Related submission: https://news.ycombinator.com/item?id=49914880 - "A Cold War Spy Satellite Named After Farrah Fawcett Just Blew Apart in Orbit"

The incredible and futuristic technologies the US managed to deploy decades before the competition reminds me of the story of how the NRO gifted NASA a couple of their old decommissioned satellites in 2012 and they turned out to be basically upgraded Hubble telescopes pointed at earth. The US from the 90s to the 2000s had multiple Hubble-level telescopes just for spying while NASA was fighting for scraps to study the entire cosmos.

I am more concerned about Facebook's Spyglasses. That one is quite pertinent.