Me: "XML isn't a data format, it's a way of creating data formats. A web page is XML. Our accounts package can import XML. If I try importing our company home page into our account package...it's not going to be able to do anything useful"
Them: "...ohhhhh. Nobody has ever actually explained it to me like that before."
2/2
@forestpines And now, it is common to make exactly the same assumption with APIs.
"Our service uses an API from this place. That other place also has an API. Why are you saying our service does not work with this API?"