Criticism of Wikipedia hands—but they had agreed that the company would not be allowed to review his writing before submission". Jimmy Wales, also quoted by CBS, expressed his disapproval of Microsoft's involvement: "We were very disappointed to hear that Microsoft was taking that approach". In the essay, "Can History be Open Source?: Wikipedia and the Future of the Past" (2006), the academic historian Roy Rosenzweig criticized the encyclopedic content and writing style used in Wikipedia, for not distinguishing subjects that are important from subjects that are merely sensational. That Wikipedia is "surprisingly accurate in reporting names, dates, and events in U.S. history", and
Jimmy Wales the Nupedia and Wikipedia projects until Bomis discontinued funding for his position in February 2002; Sanger resigned as editor-in-chief of Nupedia and as "chief organizer" of Wikipedia on March 1 of that year. Early on, Bomis supplied the financial backing for Wikipedia, and entertained the notion of placing advertisements on Wikipedia before costs were reduced with Sanger's departure and plans for a nonprofit foundation were advanced instead. Wales has asserted that he is the sole founder of Wikipedia, and has publicly disputed Sanger's designation as a co-founder. Sanger and Wales were identified as co-founders at least as early as September