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NASA Shuts Off Instrument on Voyager 1 to Keep Spacecraft Operating
(science.nasa.gov)
This is a most excellent place for technology news and articles.
NASA's Voyager engineers are like the final evolution of your uncle that keeps his 1974 Chevy C/K running at 400,000 miles. It's the same autism across an ocean of resources.
Actually basically yes. NASA has had decades of practice at minimum viable operation capability, making their spacecraft and rovers all but drag themselves along even when anything else would stop working.