There's this one person I know well, a chatty extroverted business guy, not a socially awkward engineer, who always has extremely short, curt emails. He comes o

There's this one person I know well, a chatty extroverted business guy, not a socially awkward engineer, who always has extremely short, curt emails. He comes off in his emails as kind of a dick because of this, and now whenever I meet him in real life I find him annoying (when previously I wasn't annoyed at him).