Inductive bias refers to your suspicion that if the sun has risen for the last billion days in a row, then it may rise tomorrow as well. Since it is logically possible that the laws of physics will arbitrarily cease to work and that the sun will not rise tomorrow, coming to this conclusion requires an inductively biased prior.
There's been plenty of debate over the past couple of years about the merits of Wikipedia, generally focusing on how "trustworthy" the site is because of its anonymous contributors and lack of professional editorial review.
A month ago, the military banned MySpace but not Facebook. This was a very interesting move because the division in the military reflects the division in high schools. Soldiers are on MySpace; officers are on Facebook.
N. Craswell, O. Zoeter, M. Taylor, and B. Ramsey. Proceedings of the international conference on Web search and web data mining, page 87--94. New York, NY, USA, ACM, (2008)