User blog comment:Roads/New Achievements System Test/@comment-4139585-20121002202920/@comment-3235402-20121003123143

I'm still working it out, though the idea was explained on the last relevant post.

And I believe it still counts, yes, but it freezes (not deletes) the whole thing when it's turned off in Wiki Features. There's no way to opt out individually, but it just doesn't appear on your userpage if this option is enabled.