public <T extends DiskBacked & MemoryEstimator.HasEstimate> ProgressLoggers addFileSizeAndRam(T thing) {
    return addFileSizeAndRam("", thing);
  }
Adds the name and total of disk and memory usage of {@code thing}.
planetiler-core/src/main/java/com/onthegomap/planetiler/stats/ProgressLoggers.java