Earlier quoted context omitted.
That's not really how secure coding works at Microsoft though. There aren't more eyes on the code, just more developer training and more processes in place. (At least that was my experience working there from 2006 to 2009.)
There are more eyes on the code too, though: virtually everything Microsoft ships gets a 3rd party review.
It's nothing compared to the knowledge I got by working in app sec or teaching network security, but it's pretty good for increasing the base of knowledge among general developers.