I suggest Stripe change the title. It's actually not a Bitcoin guide, and anyone looking to learn more about Bitcoin or for a definitive guide would be disappointed.
I occasionally hire on Odesk and never require or even ask that the contractor use it. I refuse to use that feature. It's degrading for the worker. Digital slavery in a way.
On your second point, I believe you're right. The US government and the FBI don't believe NK are actually responsible, nor does Obama believe the Chinese will cooperate. This is pure theater.