Over 40% of New Mechanical Turk Jobs Involve Spam
An anonymous reader writes "An NYU study reveals that over 40% of the jobs posted by new employers on MTurk are some sort of spam request, such as fake account creation, fraudulent ad clicks, or fake comments, tweets, likes and votes. The study also shows that the bad jobs could be automatically filtered with 95% accuracy, but Amazon is not interested."
What's wrong with chess? I find that it increases your intelligence and strategical thinking even more than some computer games. It has very basic ruleset but tons of strategies you can use while all the same time seeing everything your opponent does and he does too. It needs some skillful thinking.