“Cyworld reaches 78% of the Internet population in Korea,” Joo said. The mobile version of the site followed in 2004 and has attracted 45% of the country’s Internet users.

Cyworld is integrated with NateOn, the instant messaging service launched by SK Communications in 2003. NateOn is now three times bigger than Microsoft’s MSN in South Korea, Joo said.

via Telcos in driving seat for mobile social networking – SK Comms.