Which revolutionary product innovation technique did IDEO use in 1980 to develop the first commercially viable computer mouse for Apple, transforming how humans interact with computers?

Throughout history, some of the most successful companies have been defined by their ability to innovate products that transform industries. Behind many game-changing innovations are fascinating stories of discovery, persistence, and sometimes even accidental breakthroughs. Test your knowledge about a pivotal moment in product innovation history that changed how consumers interact with technology!

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Rapid prototyping with user observation - creating 30+ prototypes while watching non-technical users interact with each design
Reverse engineering of Xerox PARC technology - directly copying and simplifying the existing complex mouse design
Material science innovation - developing a new type of optical sensor that eliminated the need for mechanical parts
Competitive analysis methodology - systematically analyzing all existing pointing devices to identify the optimal design elements