Remember, if the pencil gets off center by even 1/10,000 the width of an atom, it will fall down in under 3 seconds.

记住，如果铅笔偏离平衡点万分之一原子的距离，它就会在3秒内倒下，你也最好将铅笔和桌子尽可能地冷却到绝对零度。

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The chip, which requires no power, works like this: Up to four megabits of data are put into the chip by touching the dot with an encased coil about the width of a pencil eraser.

FORBES: Dot's A Lot