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The 3Cs provide a framework for thinking about how users accomplish a single goal using multiple devices. Rather than providing a technology-focused framework—stemming from device form factor, size, and resolution—the 3Cs focus on people, looking at the relationships between individuals and their devices, and how the latter can support them along their task flow en route to their goal.


Cover of Designing Multi-Device Experiences


Consistent, continuous, complementary multi-device design