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Hackaday
9mon
This Is How A Pen Changed The World
In 1888, American inventor John Loud created the first ballpoint pen. It worked well on leather and wood and the like, but absolutely shredded paper, making it almost useless. One problem was that ...
19d
Nuwa Pen uses computer vision and motion sensing to digitize the words you write on paper
Nuwa Pen is a smart ballpoint pen that digitizes the words you write on paper as you write them. Can smart pens make a comeback?
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