Cache-control: max-age, uh, where?

In http://www.ics.uci.edu/pub/ietf/http/hypermail/1995q3/0611.html

Roy Fielding says:

> Just as an informational point, I already included these semantics
> in draft 01 for the "max-age" (now Cache-Control: max-age=NNN) parameter.

This statement confuses me, as I cannot find 'max-age' anywhere in the
current draft, or in the diffs between the current draft and the
previous draft.

It sounds like people don't think this is a good idea to add, anyway,
so I'm glad you didn't actually add this. But why did you say you had?