There's a big difference between the two memos. Jobs' email is "guys, we messed up, let's learn from it". Ballmer's email is to fire up the troops. I think the

There's a big difference between the two memos. Jobs' email is "guys, we messed up, let's learn from it". Ballmer's email is to fire up the troops. I think the different purposes of the two memos explain the difference in styles. It's not a function of the two's personalities.