Product design question
How would you design a computer to mimic the input of brain signals from the five senses of a human being (taste, touch, smell, hear and see)?
- Product design
- Hard
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What this question tests
Ability to handle a highly speculative, far future prompt with structured reasoning rather than pure imagination.
How to approach it
- Reframe the prompt as a product strategy question: what would a brain computer interface product need to solve, not literal engineering of the device.
- Segment potential use cases: accessibility for people with sensory impairment first, since that's the most defensible near term application, versus general augmentation later.
- Identify the core technical and ethical constraints: signal fidelity, safety of any invasive or non invasive interface, and informed consent given the sensitivity of neural data.
- Prioritize a narrow, high value first use case, for example restoring basic communication or one missing sense for people who have lost it, rather than replicating all five senses at once.
- Propose a phased roadmap: start with a single sense or function with clear medical need, validate safety and efficacy, then expand scope only with strong evidence.
- Define success as functional restoration measured against a clinical baseline, not breadth of senses covered.
What a strong answer includes
- Reframes an almost science fiction prompt into a structured, answerable product strategy question rather than free associating.
- Picks accessibility and medical restoration as the defensible first use case, showing judgment about where such technology should start.
- Gives an illustrative framing, for example assuming the first viable product targets restoring one lost sense, not simulating all five.
- Addresses neural data privacy and consent explicitly, a real and serious ethical concern for this category.
Common mistakes
- Answering with pure science fiction speculation with no product or business structure.
- Ignoring the massive safety, ethical, and regulatory bar this category would actually face.
Likely follow-up questions
- How would you validate safety before any human trials?
- Who would be the first target user group, and why?
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Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 4: Discovery and strategy for AI products
- Chapter 7: AI UX and human oversight: design for a system that is wrong sometimes
- Chapter 14: Get the job: the AI PM interview loop