Ndi na ekweghi ekwe ajụọla ajụjụ nke gbasara eziokwu nke ederede. The site has also been criticized for its susceptibility to vandalism, uneven quality, systemic bias and inconsistencies, and for favoring consensus over credentials in its editorial process. Wikipedia's content policies and sub-projects set up by contributors seek to address these concerns. Two scholarly studies have concluded that vandalism is generally short-lived and that Wikipedia is roughly as accurate as other encyclopedias.