Myskowski declines to give details about how usage patterns have evolved over the years since Maple Story was introduced in the United States in 2005. But she says the U.S. market had to get used to the concept of micropayments.
"Now, people are used to paying for virtual items," she adds. "Virtual life has changed substantially." Myskowski also credits games like World of WarCraft and sites like Facebook with growing awareness and use of microtransactions.