Engagement, Age 18 months passes away after too much hype

The next latest greatest piece of data intended to revolutionize online was the concept of engagement, whereby we could theoretically quantify user engagement in online advertising.  This was intended as a metric to make online apear more effective at some things than it really is.  Well, I guess it's dead now.  Services will be held in front of the IAB's New York Offices, the Reverand Greg Stuart officiating.