User blog comment:DaNASCAT/Technical Update: May 22, 2012/@comment-13301-20120522182326/@comment-227438-20120522191149

It's pretty much a given in software development, that new features WILL introduce new bugs. You can't eliminate the possibility of introducing new issues without deciding "we're never going to do anything new ever", which would very quickly make Wikia irrelevant on the Internet.