Follow-up to my earlier comments:
What do you mean by this:
The "description" field, on the other hand, is the only thing that is *not* data, and is not usable by a machine in any way.
How is the description any less usable than any other field?
The "description" field, on the other hand, is the only thing that is *not* data, and is not usable by a machine in any way.