I doubt bitcoin could survive a nuclear apocalypse. Bitcoin requires a working internet and excessive power to be available. Why would anyone trying to survive

I doubt bitcoin could survive a nuclear apocalypse. Bitcoin requires a working internet and excessive power to be available. Why would anyone trying to survive in a nuclear apocalypse bother to mine bitcoin? Cigarettes or Bullets would be far more valuable. The problem is most definitely Bitcoin, considering several other coins have either moved or are planning to move to more efficient methods of consensus.