no. vc will only take care if you have the history and know what you are looking. if you publish a final version only like this all that is lost. if you run a interpreted language you can't find the place of the old code while debugging at runtime.
there are many reasons to leave code comments besides neglect. though in this case it's neglect :)
there are many reasons to leave code comments besides neglect. though in this case it's neglect :)