Tagworld founders log off Tagworld founders log off Something is up at Tagworld , the social network site described as the next-generation Myspace . Fred Krueger and Evan Rifkin, the LA internet company's founders, have not logged into their own service in about a month. The company's management page has been taken down . Tagworld staff are telling callers that both founders are "out of town" at the moment. The company was backed, as recently as last February, by Tim Draper , the famously scattergun Silicon Valley venture capitalist and amateur rock star . Draper Fisher Jurvetson invested $7.5m. But Tagworld never made inroads into Myspace's audience; its reach appeared to peak about the same time as the company raised money . The problems at Tagworld serve as a reminder: in the competition between social network sites, it's winner takes all. And there are few winners.