The fundamental problem with program maintenance is that fixing a defect has a substantial (20-50 percent) chance of introducing another. So the whole process is two steps forward and one step back.
My mom and I were super close when I was a kid, her and I sort of ran off from her ex-husband. It wasn't such a good time for us and I remember listening to The Distillers with her. One time I actually asked her, 'Mom, can I shave my head into a mohawk?'