It was directed at you.
Once daily I check to see what cookies are saved and delete those that could have a tracking component. (Emphasis added)
...I'm more than satisfied with Firefox's treatment of cookies.
If you're "more than satisfied with Firefox's treatment of cookies" you shouldn't feel any need to augment it, nor have you got any basis to say that your judgement is accurate. (Not to say that Cookie's judgement is 100% spot on, but it's certainly better founded in fact than yours is.)\