"nonessential systems are shut down" when silent running….Q, "silent running is a tactic used when" fighting the Corona Virus
Silent running is a stealth mode of operation for naval submarines. The aim is to evade discovery by passive sonar by eliminating superfluous noise: nonessential systems are shut down, the crew is urged to rest and refrain from making any unnecessary sound, and speed is greatly reduced to minimize propeller noise.
https://twitter.com/realDonaldTrump/status/1236980284744241154
Silent running is a tactic used when….
Q