“Of course, this has all been decades in the making, and will be impossible to turn around any time soon.”
Well, that’s a fact. Of course, you could add: “Under Obama, these conditions have accelerated at an unprecedented level.”
Yes, of course it’s a fact, but it was a fact that only needed to be stated that way if one was hesitant to lay any of the blame at the feet of Obama.
Essentially, with his tone of voice as he threw this in, it struck me clearly that he was saying this was Bush’s fault, and the reason it is getting worse is not because Obama’s policies stink.