Computers have learned to make us jump through hoops | John Naughton

Machines are supposed to be tools that serve human ends, but the relationship is slowly shifting - and not in our favourThe other day I had to log in to a service I hadn’t used before. Since I was a new user, the website decided that it needed to check that I wasn’t a robot and so set me a Captcha (Completely Automated Public Turing test to tell Computers and Humans Apart). This is a challenge-response test to enable a computer to determine whether the user is a person rather than a