message: fix bad math
diff: @@ -63,7 +63,7 @@ class ExampleBuffer():
  """ games is a list of .tfrecord.zz game records. """
  games.sort(key=os.path.basename)
  # A couple extra in case parsing fails
  - max_games = (self.max_size / self.sampling_frac / 12.5) + 480
  + max_games = (self.max_size / self.sampling_frac / 200) + 480
  if len(games) > max_games:
  games = games[-max_games:]
  