docs: def run():
      """Use preconfigured settings to optimize files."""
      # Setup Multiprocessing
      # manager = multiprocessing.Manager()
      Settings.pool = multiprocessing.Pool(Settings.jobs)
  
      # Optimize Files
      record_dirs, bytes_in, bytes_out, nag_about_gifs, errors = \
          _walk_all_files()
  
      # Shut down multiprocessing
      Settings.pool.close()
      Settings.pool.join()
  
      # Write timestamps
      for filename in record_dirs:
          timestamp.record_timestamp(filename)
  
      # Finish by reporting totals
      stats.report_totals(bytes_in, bytes_out, nag_about_gifs, errors)