This is the reason I love programmers!
But I'd say there's no way they'd let you help, because it ties into the core of their account security and it's just too risky to have that rest upon a piece of paper (NDA) with an outside developer.
Perhaps there are licensing issues with Microsoft? I'm work in software localization, not a developer, but I realize sometimes the licensing of apps can be so convoluted people give up on it.