These developers are being hired to join others to do work has been going on for years, representing tens of thousands of person-years and billions of dollars.

Ten person-years suddenly looks... insignificant.

There must be hundreds of worms like Flame -- many stockpiled for future use, sure, but many in active service, spying for their masters.

What are the odds that, in this dark galaxy of high-security malware development, Flame is the most complex critter of all? That Flame has finally been detected, after running loose in the Middle East for two years, while all the other less-sophisticated worms -- all of them -- have remained undetected?

Almost nil, I'd say.