Korean finance companies turn to gamification

Some Korean financial institutions have added games to their online banking systems in order to attract customers.  As shown in the accompanying graphic, (click to see a full size version) this is part of a broader international trend.
For example, "a 39-year-old with the surname Yim plays “My Love Dokdo” on his smartphone whenever he has time - not just because the game is addictive, but because it can garner him a better interest rate on his online banking account. “I started playing it because if I reach level 20 the interest rate on my account will automatically go up 0.5 percentage point,” said Yim, who recently opened a “My Love Dokdo Cyber Fixed Deposit” account with NH Nonghyup."