I am the assigned Gen-ART reviewer for this draft. The General Area Review Team (Gen-ART) reviews all IETF documents being processed by the IESG for the IETF Chair. Please treat these comments just like any other last call comments. For more information, please see the FAQ at . Document: draft-ietf-httpbis-targeted-cache-control-02 Reviewer: Elwyn Davies Review Date: 2021-12-23 IETF LC End Date: 2021-12-23 IESG Telechat date: Not scheduled for a telechat Summary: Ready except for a couple of nits and one possibe issue with an informational reference that is not freely accessible to readers of the future RFC. I also wondered if a little more emphasis on the potential interactions between multiple types of cache would be desirable. Major issues: Minor issues: s2.3, para 4:  The infomational reference [AGE-PENALTY] is not a publically available document.  This is not a vital reference and I expect that people trying to build a CDN cache system would be aware of this discussion but it would be useful to have a reference that is publically available to explain the issue. Nits/editorial comments: s2.1, para 1: A reference to the IANA page for the is desirable (https://www.iana.org/assignments/http-cache-directives/http-cache-directives.xhtml)  s2.2, para 1:  s/A cache that implement/A cache that implements/ s2.3, para 1:  In the last sentence: In particular, a targeted cache might have longer freshness lifetimes available to it than other caches, causing it to serve responses that appear to be prematurely (or even immediately) stale to them, It needs to be adjusted to make it clear what the final 'them' refer to..