Are CAPTCHAs Getting More Difficult?

CAPTCHAs are a challenge-response test used to help decipher human responses from that of a computer in order to prevent automated software from performing actions which degrade the quality of service.  Recently I’ve noticed that CAPTCHAs are getting increasingly difficult.  Is this a sign of tech evolving faster than the human mind?

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For more of my holiday expectations: Holiday 2012: Part I

Over the weekend I read William Langewiesche’s recent book Fly

“Have you been here before?” the clerk asked. For a