Don't mind about the title, that changes with the number of posts you make.
Considering this behaviour has always been like this, and that using variables inside strings is discouraged anyway, the issue will not be fixed. (Unless anyone comes up with an "offa I cannee refuse" :-))
As Ruud is the developer of KiXtart, I am affraid you will have to exclude your variables from your strings.
Or maybe buy him three beers.