User blog comment:Rappy 4187/Technical Update: July 20, 2016/@comment-1474707-20160723101742/@comment-126761-20160725144704

I will bring it up with the team, as I know it could be useful info. While we may have said we were looking into it, I don't imagine it was 'promised'. Special:Top itself had not been touched in years and did have some problems - much of it was based on long-deprecated data collection methods.