Because stat heads come off as boorish wet blankets who can't let anything go and have the personality of a swamp monster.
"Wow, great sac bunt there."
"Well, here's a million reasons you're wrong! Sacrifice bunts are the worst blah blah blah blah blah blah blah insert s***** table blah blah blah blah."
If you're unable to allow others a moment of joy because you are all consumed by stats, it probably means you aren't enjoying that moment either.