He doesn't use the phrase, but this is basically talking about taboo trade-offs and value conflicts - and what really strikes me is that this isn't problem, rather, these technologies make it so we can no longer ignore the questions that value conflicts pose.<p>That is, we've already recognized the question of "would you kill one to kill ten?", we haven't yet needed an explicit answer or decision process.<p>(Well, that's not quite true. The Triage system for medical care during disasters, for instance, but that's not everyday everywhere like driving is)