Is kernel.org always slow to update?

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https://bbs.archlinux.org – Not looking for technical help, but more a question from regarding experiences of longtime Arch users.  By far the fastest mirror for me is kernel.org.  I have noticed though that when I see packages have been updated, I sometimes do not see this reflected when I update pacman.  I have moved kernel.org to the second spot in my mirrorlist.  But I was just wondering, is this how kernel.org usually is?  I guess I want to know if I should remove it (or put it on the end) because it will frequently lag behind the others and therefore not typically have the packages I need a (HowTos)