The biggest aspect of any kind of user experience is, undoubtedly, the aspect of interaction. Think of it as a form of conversation between one of your products and the individual who is using it.

If that conversation becomes uninteresting, the user will end up leaving in favor of a more interesting one. This means that interaction design principles must be completely understood in order to create more effective user experiences.

But what is interaction design exactly? Simply defined, interaction design is the process in which the digital world is connected to the human world. Furthermore, items that are screen-based are created to appear very real, functioning in the digital world just as well as they would in any kind of physical space.

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