"he didn't intend to defraud Microsoft"
No, of course not. He bought a $1.6m house under constraint.
This guy is proof is that you don't have to be a genius to rip people off. It's also proof that you'd better be smart enough to avoid associating your own name in any way with funds that been obtained illegally.
He should have paid more attention to money laundering processes. But that takes time, and the money was right there.
And now he's going down for twenty. Serves him right for spouting such nonsense. "Oh, Your Honor, I didn't do it on purpose. For months. By exploiting test code I had access to."