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Submission + - From Telautograph To iPad: 123 Years Of Tablet PCs (

scurtis writes: "All technology evolves from cruder predecessors, and tablets are no different. People have been playing with some of the technologies underlying tablet PCs for over a century: In July 1888, for example, inventor Elisha Gray received a US patent for an electrical stylus device that captured handwriting. According to his original application, this “telautograph” leveraged telegraph technology to send a handwritten message between a sending and receiving station."
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From Telautograph To iPad: 123 Years Of Tablet PCs

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Any program which runs right is obsolete.