> huh? "Before any rules are evaluated, the filter checks whether the
> packet matches any state. If it does, the packet is passed without
> evaluation of any rules." - pf.conf(5)

Yeah, I neglected stateful matching.  I should have said that every
packet that has to run the gauntlet of rules, has to run all of them. 
Subsequent reading of the PF FAQ confirms that there's no deep
evaluation-reordering magic going on, that quick rules really are
faster.
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