The following issues are related to emotions, which have a big impact on behavior. The feelings users get from a product often dictate their image of the brand for many years to come.
Worry about surroundings
People tend to rush their tasks if others are waiting to use a machine. People also make mistakes with simple operations when being watched. An important function is the ability to use a product without it weighing on your mind.
Irritated or disappointed
Everyone gets irritated when you don't get the result you wanted after spending a long time setting up the operation. We are looking at designs and considerations of intuitive control panels, manuals, and support systems as important product functions.