There were, necessarily, many things that didn't make it into the final manuscript, in spite of the book's long, long length -- at the time of writing, judging only by spine width, it's one of the longer volumes in the series. Most of these things were likely only of interest to obsessives; but then, I suppose if you're coming to this after having purchased the book (thank you), you may qualify.
Some links and resources follow. There are also a few pieces on the blog.
Chapter-by-Chapter Additional Materials:
One Week // One Band
A couple months after the book was first published, I was lucky enough to spend a week over at One Week // One Band; and was able to write there about some of the things that I had left on the cutting room floor, including:
- An extended riff on Portishead's aesthetic treatment of samples, particularly from soundtracks
- Their dramatic sense of dynamics, particular as they have re-worked one song ("Over") over many years
- How Third confirms their deliberately confounding sensibility: Portishead want you to feel uncomfortable
- Visuals and strangeness
- The band's visual branding; and some aspects of their influence
And for the true inside baseball, I wrote about the process of pitching to write a 33 1/3 book.
And where the project started: