+# presentational string for some control(lish) entries
+$info{$_}->{string} = '-' for grep { $di{$_} == 0x00AD } keys %di;
+$info{$_}->{string} = '→' for grep { $di{$_} == 0x200E } keys %di;
+$info{$_}->{string} = '←' for grep { $di{$_} == 0x200F } keys %di;