According to Notch, Minecraft on the Xbox 360 sold enough in its first hour on sale to make it profitable. That's just... wow.
I mean, they've had a studio working on the conversion for a year.
Also, the new snapshot has the option to create worlds with super-large biomes. I've been waiting for that since biomes were added to the game, it always disappointed me that in the middle of a desert you could still see two or three other biomes off in the distance.