If you think that CAPTCHA, the squiggly lines you... ...annoying feature: to correct mistakes in scanning old text . Guy Gugliotta of the New York Times explains:For... ...New York Times explains:For vintage 19th-century texts in English, O.C.R. programs mess up or miss 10 pe... ...key and verify, uses two tr...
https://www.neatorama.com/2011/04/04/using-captcha-to-decipher-old-text/
Using CAPTCHA to Decipher Old Text
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