The real worry from these tools is relative power. A man with a knife can kill a few people. A man with a rifle can kill a few dozen people. A man with a few ze

The real worry from these tools is relative power. A man with a knife can kill a few people. A man with a rifle can kill a few dozen people. A man with a few zero days can cripple infrastructure around the country and cause hundreds if not thousands of deaths. Relative power asymmetries are why nuclear, chemical, and biological weapons are banned by international law.