Best line to come out of the Rolling Stone's McChrystal profile that has the general winging homeward, "summoned" from Kabul for a face-to-face with Obama in DC tomorrow over puerile comments and mouthing off (about nothing very substantive) by McChrystal and his staff in Rolling Stone magazine:

"The entire COIN strategy is a fraud perpetuated on the American people," says Douglas Macgregor, a retired colonel and leading critic of counterinsurgency who attended West Point with McChrystal. "The idea that we are going to spend a trillion dollars to reshape the culture of the Islamic world is utter nonsense.

That's all you need to know.