David Robbins wrote:

i'll agree with that... the ubiquitous 'SWR' meter provides useful
information for real world application, its easy to read, and easy to use.
Just because it may not be reading exactly what the name implies doesn't
reduce its usefulness.

On the one hand, it is still useful for what it does.

On the other hand, poor names have lead many to a mis-understanding of
how it works.

So overall, it has been less useful than if it were not mis-named.

....Keith