DLC supporting Bloomberg for President?

Johnathan Singer at MyDD calls for the excommunication of the DLC. Why? Because he says it's supporting an independent presidential bid by Michael Bloomberg:

For some time we have known about the DLC's interest in an independent presidential bid by Michael Bloomberg, so it should not come as a major surprise that the organization is helping New York City's Republican mayor plan his potential campaign. Andrew Kirtzman has the scoop for WCBS-News.