The tool user, provided the tool is made well, need not, and indeed should not, know anything about the tool.
Technology is not about tools, it deals with how Man works.
Information is the manager's main tool, indeed the manager's capital, and it is he who must decide what information he needs and how to use it.
You must accept that if the computer is a tool, it is the job of tool user to know what to use it for.
Production is not the application of tools to materials, but logic to work.