The .308 isn't underrated, gunnies just get bored easily and keep trying to improve on perfection
. I mean, how boring would this site be if .308 was the answer to all
hunting-size caliber questions for the last ten years
? So we invent new rounds "different" enough to have numerically different performance, trumpet their superiority, and convince folks to buy in. Only for the next, best, enhanced round to take over.
Personally, I believe the forgotten 7.5Swiss is an underrated round