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====Efficiency==== | ====Efficiency==== | ||
Your product has a good | Your product has a good efficiency if the user can archive a high productivity. This simply means he/she can do more in less time once it is known how one uses the product. | ||
Efficiency can be archived with | Efficiency can be archived with optimizing the ways the functions are accessed and with providing additional ways of interaction like keyboard shortcuts. | ||
Efficiency is important, but in my experience it is easiely over-emphasized as one does not need to learn one's own designs and efficient stuff feels just great. But a command line interfaces or gestural interaction are cool and really efficient if you can use it but they need to be explicitly learned before they can be used. | Efficiency is important, but in my experience it is easiely over-emphasized as one does not need to learn one's own designs and efficient stuff feels just great. But a command line interfaces or gestural interaction are cool and really efficient if you can use it but they need to be explicitly learned before they can be used. And the difficulties of learning are often underestimated by interaction design beginners. | ||
====Savety==== | ====Savety==== |