And as far as I can tell, that's the extent of it.
The "What's New" message accompanying the latest version of the software says only, "We've given the App a small makeover to make you feel more at home in the Blizzard universe.
It was incredibly easy to create and join games, and you could even chat with other fans!
Even the name was bracing: Let's face it, when you connect to something called Battle.net, you know that sooner or later you're in for a fight.
And even after the update, it still appears in the Windows start menu as Battle.net—so for now, at least, I think I'll keep calling it that.