The only thing this indicates is that Mark is keeping tabs on the latest hot news. It means that when a reporter asks him the question "Do you think G+ is a com

The only thing this indicates is that Mark is keeping tabs on the latest hot news. It means that when a reporter asks him the question "Do you think G+ is a competitor to Facebook?" then he can give answer. The answer could be a simple no, but unless he's actually used G+ how could he honestly answer that question?