Technologists shape the world by our decisions, whether explicit or unexamined; our code constructs reality. As the automated systems we devise affect more lives, our responsibility weighs all the heavier. We need to examine what we mean by consent and disclosure, by opting in and data retention, by privacy and security. What does human-computer interaction look like when an artificial intelligence is learning from all it encounters in our flawed, messy, all-too-human world? Ethical questions around corner cases and defaults become critical when the stakes include human lives and freedoms. Let's consider how to build a future where we want to live.