The PG&E Plug-In Electric Vehicle Rate Plan Comparison Calculator provides only an illustration of potential costs and savings associated with a plug-in electric vehicle based on manufacturer's specifications.
They don't want bulky designs and unnecessary features getting in the way. A practical, simple user interface prevents common mistakes, speeds up daily activities and ensures new procedures start off right. Problems during implementation The design of a system's user interface is critical to software success. No matter what expectations decision-makers hold for technology, goals won't be reached if employees are uncomfortable or hampered by confusing, redundant tools.
Answer Wiki. User Interface is the thing that connects the user and the machine. It's what humans made, so that people can interact with the machine however they want to. The whole point is to make it simple for the user. The designers took examples from nature, and implemented them into the machine.