Wikipedia Wins Praise as a Crowdsourcing Success

The Economist: Wikipedia will mark its 20th birthday on January 15 as the 13th-most-visited place on the web, offering more than 55 million articles written in 300 languages. Worries about fake news, filter bubbles and market power have soured public opinion on the Utopian promises of the early internet. But Wikipedia — written by amateurs, freely available to all — stands as the great exception.