It seems we have a bit of a debate on our hands.
This article out of the Boston Globe appeared just a few days ago.
And then this article on bloomberg.com, a rebuttal of sorts, just came through my Google alerts.
I won't be wordy here so that you can read them both. But... what say YOU?
August 15, 2013 - Edited to add: Yet another article. This time in the Washington Post online.