user experience testing

User Experience Testing: Definition, How To, Tools and Methods

It took Unilever 45 generations and 449 designs to create a perfect nozzle which would dispense washing powder. 5,127 prototypes of Dyson’s cyclone technology were created before James Dyson believed the technology was fit to go into a vacuum cleaner. Over 3 million years of trial and error have occurred for you and I to …

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