The pen is equipped with an electric heating element on the end which works as your rubber. It can be backed on Kickstarter now for around £27. Produced by Leon Siciliano More from Tech This pen ...
Pencils, erasers, ballpoint pens - it was always fun to start a new ... Prior to the invention of the rubber eraser we know today, wax was used to remove stray marks or misspelt words.
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