How does the cursor arrow in the screen of the computer work when you move the mouse? Haven't you ever wondered? Now, through the miracle of high technology, we can see how it is done.
The secret is revealed here.
On that new high tech Japanese website, featuring a screen magnifying lens, the mechanism becomes apparent. Be sure to move your mouse. Then move your mouse in rapid circle. Then stop quickly. Try making the mouse fly quickly to the top of the screen and then fall just as quickly to the bottom. Note too the sound effects.