Monty Solomon quoted the writer saying:
But the copious data gathered by the companies is not available to
> consumers, and advertising claims based on studies by third parties
> have led to contentious legal battles. Last week, state Senator
> Michael W. Morrissey, a Boston Democrat, began a push for more
> transparency.
The data is available to large business customers who just may sign multimillion dollar contracts with them if the numbers are right.