Minds for Sale

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Jonathan Zittrain as part of The Internet as Playground and Factory http://digitallabor.org/

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Minds for Sale

  1. 1. MINDS FOR SALE Jonathan Zittrain | jz@jz.org Harvard Law School | Berkman Center for Internet & Society 14 November 2009 1
  2. 2. Kinzer (2009) Kinzer (2009) 2
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  6. 6. $/TASK (~ SKILL) PARTICIPATION 6
  7. 7. “The mission of the X PRIZE Foundation is to bring about radical breakthroughs for the benefit of humanity. We do this by creating and managing prizes that drive innovators to solve some of the greatest challenges facing the world today.” 7
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  13. 13. THE ESP GAME PLAYER 1 PLAYER 2 GUESSING: CAR GUESSING: BOY GUESSING: HAT GUESSING: CAR GUESSING: KID SUCCESS! YOU AGREE ON CAR SUCCESS! YOU AGREE ON CAR (von Ahn, 2006) Ahn, 13
  14. 14. © 2004 Carnegie Mellon University, all rights reserved. Patent Pending. (von Ahn, 2006) Ahn, THE ESP GAME IS FUN 4.1 MILLION LABELS WITH 23,000 PLAYERS THERE ARE MANY PEOPLE THAT PLAY OVER 20 HOURS A WEEK (von Ahn, 2006) Ahn, 14
  15. 15. LABELING THE ENTIRE WEB 5000 PEOPLE PLAYING SIMULTANEOUSLY CAN LABEL O GS U OUS C ALL IMAGES ON GOOGLE IN 30 DAYS! DAYS! INDIVIDUAL GAMES IN YAHOO! AND MSN AVERAGE OVER 5,000 PLAYERS AT A TIME (von Ahn, 2006) Ahn, 15
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  17. 17. concerns • participant’s point of view – surveillance – alienation – moral valence – misappropriation • s stemic systemic – race to the bottom – $  reputation, social pressure – crowding out 17
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  22. 22. Gov’t assumes fixed cost of coding each photo as a man, woman, or child under 15. $14.4K baseline; $16K if 90% accuracy. 28 million adult women and 28 million ll d l d ll adult men left to look through. On average, the target will be found halfway through the set. At 20 photos and 2 cents per HIT, with an assumed 80% error rate: $17,906. 22
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  26. 26. CAPTCHA SWEAT SHOPS SPAM COMPANIES HIRE HUMANS TO SOLVE CAPTCHAS ALL DAY LONG $2.50 PER HOUR FOR EACH HUMAN 720 CAPTCHAS PER HOUR PER HUMAN 1/3 CENT PER ACCOUNT Source: Luis von Ahn, Captchas and Cycles Free Nude Photos Type the word in the box if you want to see the next picture Source: Luis von Ahn, http://news.bbc.co.uk/2/hi/technology/7067 962.stm Captchas and Cycles 26
  27. 27. solutions • copy-adapt-paste labor standards copy-adapt- – differences among 0¢, 1¢ … and -1¢? g , • ESP game = Ender’s game? • But: flu map … ReCaptcha? ReCaptcha? – do we care about addiction? – worker reputation portability • clickworkers of the world, unite! world • disclosure • opt-out opt- 27
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  32. 32. MINDS FOR SALE Jonathan Zittrain | jz@jz.org Harvard Law School | Berkman Center for Internet & Society 14 November 2009 32

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