use v5.6.1;
use strict;
use warnings;
use utf8;
use Win32::OLE;
use Carp;

Win32::OLE->Option (CP => Win32::OLE::CP_UTF8);
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I don't think I missed anything.

The strings gotten from OLE are indeed UTF8-encoded, but they are still marked as having byte orientation!

Now that's arguably a bug.

—John