It's not simply about there being a notability policy. Wikipedia was famous for having a conflict between "deletionists" and "inclusionists" who had disagreemen

It's not simply about there being a notability policy. Wikipedia was famous for having a conflict between "deletionists" and "inclusionists" who had disagreements on what these policies should be and how they should be interpreted. Deletionists are generally considered to have won because Wales and the circle around him sided with them.