good money is on a StarCraft MMO

WarCraft III lead to World of Warcraft
StarCraft II will lead to StarCraft MMO

they are going to set up the story for the MMO with StarCraft II, which is part of the reason it has taken them so long to bring out StarCraft II, because they are working on the StarCraft MMO at the same time, although the StarCraft MMO probably won't hit until into 2010.
expect Korea's productivity to drop off significantly after 2010.