Problems solved by the masses... (Score 1)

After examining 166 problems posted by 26 research labs on the InnoCentive site over four years, Karim Lakhani, a Harvard Business School professor, found 240 people, on average, examined each problem, 10 offered answers and 29.5% of the problems were solved.

Wikiproblema? Perhaps student's homework assignments could be done the same way.