Reworking other tracks is also quite cool.
The writing is what gives me the joy, especially editing myself for the page, and getting something ready to show to the editors, and then to have a first draft and get it back and work to fix it, I love reworking, I love editing, love love love revision, revision, revision, revision.
the 'total overpaintings' developed. . . through incessant reworking. The original motif peeped through the edges. Gradually it vanished completely.
Writing is making a mess, and then working and reworking to create a beautiful piece.