When a firearm is used for harm, it is the direct instrument of harm. Nobody was ever mowed down by the execution of a crypto routine.<p>Also, if you&#x27;re a &quot;good guy&quot; and carry a gun, it is in hopes that you <i>don&#x27;t</i> use it. By contrast you actually use crypto as a matter of day-to-day safeguarding of communication and documents. Each time you https: somewhere, you&#x27;re &quot;firing the crypto gun&quot;.<p>Crypto is no more a weapon than oxygen. The demented mind of a killer burns carbohydrates in the presence of oxygen, just like your brain. Oxygen also burns down buildings. We can&#x27;t ban oxygen.<p>Crypto is an essence, like oxygen; we need it to have confidence in privacy and authenticity so that we can proceed in day to day business.<p>We don&#x27;t have to fire a gun at some target in order to proceed in day to day life; when that is the case, it&#x27;s called war.