The Liquid Pencil
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New from Sharpie: The Liquid Pencil. Writes like a pen, erases like a pencil, becomes permanent after 3 days. [Source: Daring Fireball]
Update: Engadget has already tried one.
New from Sharpie: The Liquid Pencil. Writes like a pen, erases like a pencil, becomes permanent after 3 days. [Source: Daring Fireball]
Update: Engadget has already tried one.
