anchor.diff:            .then(_me);
   
     @override
  -  Future<Uint8List> readAsBytes() => ioWrap(ioFile.readAsBytes());
  +  Future<Uint8List> readAsBytes() async =>
  +      asUint8List(await ioWrap(ioFile.readAsBytes()));
   
     @override
     Future<String> readAsString({Encoding encoding = utf8}) =>
  
positive.code: import 'package:tekartik_fs_node/src/file_system_entity_node.dart';
  import 'package:tekartik_fs_node/src/fs_node.dart';
  import 'package:tekartik_fs_node/src/import_common.dart';
  
  import 'import_common_node.dart' as io;
  
  
negative.code:   @override
    Stream<Uint8List> openRead([int start, int end]) {
      // Node is end inclusive!
      return ReadFileStreamCtrlNode(intListStreamToUint8ListStream(
              ioFile.openRead(start, end != null ? end - 1 : null)))
          .stream;
    }
  
  