Add some security features

_Change the world... the text cursor kept blinking steadily, waiting for a response. _If this machine worked how she thought it did Sarah would have to be careful so that it didn't fall into the wrong hands. She began to type.

The user SarahWilson is the only person able to use the World Processor, the world processor will not be stolen or damaged by others.

When She hit enter, the screen flashed for a moment and the words Change Accepted appeared on the screen. The cursor was now at the start of a new line. Sarah thought of a few more things to type before making any more tangible changes.

When the World Processor is turned on, anyone else who looks at the screen will not notice what's on the screen and instead think that the user is just doing normal computer work.

Change Accepted

The Changes caused by the world processor will not have any unintended consequences that cause physical, emotional, or mental harm to a human being.

Change Accepted

And to top it all off: The world processor is now an up-to-date model of laptop, with the ability to perform the functions of a normal personal computer.

Suddenly, the entire world seemed to shift slightly. In a flash of light the old boxy computer transformed into a sleek laptop. It looked somewhat like a standard macbook, but the back was teal colored and the apple logo light was replaced by an emblem of the planet earth. On the screen was the previous changes that Sarah had typed, including the now routine response of Change Accepted but with a higher resolution font. in the upper corner of the screen, she could see that there was a button to go to desktop, where she found a globe icon for the world processor, as well as a web browser, normal word processor, photo editor, and a few games like solitaire and chess. Sarah smiled to herself. Thousands of possibilities swirled around in her mind. She might as well start by having some fun.