ven though it
was an oft-requested feature.  My concerns in adding this feature were:</p>
<ol>
<li>It would complicate the ExifTool interface and make it too confusing for
typical users.</li>
<li>It would complicate the code enough to slow down processing for normal use.</li>
<li>It would take a LOT of work to implement.</li>
</ol>
<p>After thinking about this for a while, I was finally able to come up with some
solutions:</p>

<p>1. I designed an interface that I think is easy to use for people who
don't w