You can clone with
HTTPS or Subversion.
Explain the generation argument.
README: mention CFFI.
Add a quick README
Make find_new more library friendly
Split into the main entry point and a btrfs module.
Log all inodes, not just those with file data.
Prettify the source.
Print the file basename.
Check generations more closely and print more debug info.
Include the extent structure, to get more info about file extents.
Needs a very recent cffi: a7550e27bbc4 helps dealing with packed structures.