I was thinking about No Man's Fort not too long ago, and how the go-to fandom interpretation of Joey is just, like, calmly upbeat and low key confident at all times. And how a snipe-y, easily riled Joey was so much fun to read about for a change! (And totally believable, too. I mean, I bought it. Wholesale.) Awesome.

if you don't understand the rules you can't break them to good effect

This! This is exactly why the little gaffes matter!