All things will one day be explained. The Japanese have revealed a mystery for us.
How does the small arrow on your computer monitor work when your move the mouse? Haven't you ever wondered how it works?
Now, through the miracle of high technology, we can see how it's done. With the aid of a screen magnifying lens, the mechanism becomes apparent.
Click on the link below. When the image appears, slowly move your mouse so the cursor goes over the light gray circle, and the secret will be revealed.