static LineCompedSingle<Char> bcString_balanced(LineCompCompressor compressor default new LineCompCompressor, S text) {
  SS data = litmap("" := text);
  compressor.balancing = true;
  compressor.byteMode = true;
  compressor.loadTexts(data);
  compressor.verify = false;
  compressor.run();
  ret lineCompedSingleFromCompressor(compressor);
}