- simple word/term definitions
- the quoted material is sourced
- one or more secondary sources are available
In fact, the English Wikipedia with its 9 billion worldwide page views per month is governed by just 500 active administrators, whose real identity in many cases remains unknown.
Moreover, studies have shown that 80% of all Wikipedia content is written by just 1% of all Wikipedia editors, which again amounts to just a few hundred mostly unknown people.
Obviously, such a non-transparent and hierarchical structure is susceptible to corruption and manipulation, the notorious “paid editors” hired by corporations being just one example."
Wikipedia: A Disinformation Operation?