Latest online fad: Gastronomic voyeurismpark Seo-yeon sets the table with dishes of Korean beef, kimchi casserole and rice. Switching on her computer and camera, she begins to eat alone as thousands of viewers watch and chat with her in real time over the Internet. South Korea's latest fad - gastronomic voyeurism - offers surprising amounts of money to thousands of online diners while serving up a sense of community in the wealthy Asian country's increasingly solitary society.