How does the small cursor arrow on your computer work when we move the mouse? Don't believe what you read in books. Or your lecturer!
Now, through the miracle of technology, we can see how it is done.
With the aid of a screen-magnifying lens, the mechanism becomes apparent.
Click on the link below and you will find out.
The image may take a minute or two to download and when it appears,
slowly move your mouse over the light-grey circle, move fast too if you want,
and you will see how the magic works.
Your computer cursor
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