They need to incorporate their understanding of natural human functions such as communication, electric motor, cognitive, and perceptual skills with machine learning to make interfaces that speak with an individual.

In the recent times, interacting with machines has become user-friendly. Moreover, the recent advancements in NUIs are making sure that machines can understand human gestures, touch, words, and thoughts in a much better way. Nevertheless, designing for Natural End user Interfaces is quite challenging as designers have to keep below parameters in mind.

SOUNDS SCI-FI YET TIRING
Minority Report like office sounds really cool, but working with hands upward for a for a longer time period tire people. AJE should naturally and pleasantly interact with the users without tiring them.

natural user cadre

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CAN'T AFFORD TO NEGLECT THE ACCESSIBILITY
Some signals might not be possible for users with problems. Therefore you can't do away with the support for assistive technology like Joysticks or electronic aiming devices.