Modern gun rags' obsession with velocity & long range shooting has messed peoples' expectations up pretty badly I think.
Plus it sounds like what he chrono'd was anemic American ammo.
Funny the psychology of such things.
I have a buddy who loves to weigh his pack before we go backpacking and I refuse to until we return. It'd jack with my head.
Same kind of thing IMHO. Doubt 90% of hunters would ever see a difference between a Swede and a 7RM in their hunting experience.