As the temperature begins to drop throughout the universe, at first creatures may try to lower their body temperature using genetic engineering. This way, they could be much more efficient in using the dwindling energy supply. But eventually, body temperatures will reach the freezing point of water. At this time, intelligent beings may have to abandon their frail bodies of flesh and blood and assume robotic bodies. Mechanical bodies can withstand the cold much better than flesh. But machines also must obey the laws of information theory and thermodynamics, making life extremely difficult, even
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