Refine Solutions - Respond to User Feedback - Fulfill Requirements - Achieve Goals - User Testing - Define the Future
Crystalise: build simple yet precise assemblies in 3D CAD.
Verify: create kinetic digital models to test moving parts.
Commit to functional archetype: precisely demonstrate new human interfaces for validation.
Test: assessment of ergonomics, functionality and simplicity with real users as they try things out.
Step back: refine the new product spec.