A) Avoid gestures that trigger an animation. Elements should be directly controlled by the user’s touch.
B) Don’t misrepresent the velocity of a gesture in the resulting animation. The animation should match the speed of the user’s touch.

University of Michigan - Ann Arbor

Material responds to gestures in real-time to express direct user control over touch interactions

Provide realistic responses

A) The user’s touch should directly control the movement of elements
B) When animating an element to a destination, the speed of the user’s gesture should be matched by the speed of the element being moved across the screen.

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