Category Archives: Interesting Things

jaquet-droz_the-signing-machine-d_l

Mechanical Autopen

原來呢個世界有純機械寫字機
係”寫”字唔係打/印字!
http://www.watchonista.com/2914/watchonista-blog/news/signing-machine-jaquet-droz

仲要係1803年就有
有人仲話佢係電腦嘅最早版本
http://en.wikipedia.org/wiki/Autopen

奧巴馬仲用過黎簽法案添!~(雖然唔係好合法⋯⋯)
http://www.cbsnews.com/news/can-you-tell-the-autopen-from-obamas-real-signature/

睇完真係覺得好神奇
仲有啲心郁想買返部
但係諗真啲其實個原理好簡單
而且比人偷咗可能會比人係咁攞去簽嘢@@
個原理睇下呢條片就明嫁啦:
https://www.youtube.com/watch?v=hdPsskgQ-0k

咁當然要做得準就唔係咁易啦~