I've just been waiting for someone to send them a bill. How much money have their tools cost folks in time, money, hardware, and personnel, even in just the la

I've just been waiting for someone to send them a bill. How much money have their tools cost folks in time, money, hardware, and personnel, even in just the last year? How much money have their unpatched exploits cost? How's that all compare to their (mostly undocumented) annual budget, anyway?