Wikipedia has always been a community-based website available for free for all the users on the web. However, due to maintenance costs and other expenses, users were invited to donate money to the Foundation in order to keep the service alive and provide more and more articles to the web.

However, the biggest donation ever didnÂ’t come from the Wikipedia users, although they have a pretty important role in WikipediaÂ’s evolution. The Alfred P. Sloan Foundation decided to give Wikipedia no less ...