How to Rewrite a Book in Django

I read you read a wrote a post or perhaps just a series of tweets where you were saying that rewriting the books is kind of like, I can't remember exactly what you said, but more like doing scales. So it's like because you go through it and you tweak it and I'm trying to be zen about it. But yeah, I think it's,. I think it is sort of like musical scale. My brother-in-law who's a professional violinist and he plays, you know, five hours a day and he plays scales every day on top of everything else.