While I agree with you, I also think this line of reasoning is a distraction. If we could prevent people from punching you on the bus by technological means with very little drawback, we would.<p>It&#x27;s hard for me to see what is the difference between people who question formalizing best practices in computing and people who disagree with modern car engines and seatbelt laws.<p>We do these things not because it always makes a difference for one single person all the time but because it the system move in the right direction leading to possibilities we couldn&#x27;t foresee from the beginning.<p>Someone who works in &quot;real world&quot; security and always have to weight in the downsides, e.g. the implications of privacy when installing a security camera on a bus, must think we are crazy questioning such low hanging fruit.