Are advertisers killing Facebook?

[mandy]

Long the darlings of Silicon Valley, sites like MySpace and Facebook have presented the world with nothing short of a phenomenon -- and advertisers with the promise of a massive audience with members who are both highly engaged and quick to reveal personal details about themselves.

With the triumvirate of scale, engagement and a richness of user data not seen elsewhere, it's little wonder that ad agencies have touted the virtues of those sites as the next best thing when it comes to ad platforms. Add to that the fact that virtually everyone working in interactive seems to have at least a MySpace and Facebook profile (many more belong to so-called niche social networks as well) and the case for social networks would seem to be a no-brainer. 

But social networks simply aren't advertising platforms...

"An audience doesn't equal an ad platform,"...

full article: http://imediaconnection.com/content/19057.asp