User blog comment:Rappy 4187/Technical Update: April 27, 2016/@comment-9380534-20160428134412/@comment-1251315-20160428160913

Parser Functions don't really need to be "axed", they should be kept. They're a basic part of the system and removing them is harmful (and liable to break hundreds and hundreds of wiki's who don't care about things like Lua or PI's) to Wikia.