“User Interaction”

In a previous article, I equated using a physical keyboard in tandem with the touchscreen interface of the iPad as a User Interaction Distortion.

Sine Wave

Let us say that User Interaction is like a waveform.  A nice smooth waveform is a sine wave (pictured left).  Smooth changes from all positions.  A good user interaction should be smooth and flow from all points to the next no matter how basic or advanced they are.

Distortion in the audio world is when the signal becomes altered and more “harsh” from it’s intended sound.  More jagged edges, more randomness, and less commonality between states.

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