• Cosmic Cleric@lemmy.world
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    1 year ago

    My understanding is that they eventually become unserviceable as they age, because of mechanical/structular reasons, or because the costs of servicing them is so prohibitive that they are unserviceable economically.

    That they definitely have a begin, middle, and end, life cycle.

    • uis@lemmy.world
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      1 year ago

      Disproven by Russia. Maybe sometimes core is replaced because it uses unsafe design by current standards like in St. Petesburg.