Interesting, Project Looking Glass gets mentioned now this:

https://twitter.com/AFSpace/status/1195041618119790593

https://archive.is/AeNLV

AF Space Command

@AFSpace

Are the GPS satellites in Earth's orbit also time machines? Dr. @neiltyson , who recently dropped by HQ AFSPC, has the answer! @usairforce @SchrieverAFB

https://video.twimg.com/ext_tw_video/1195040476795195395/pu/vid/1280x720/cncHrDF53k7C5dxZ.mp4?tag=10

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