Added to the Stuxnet (3) resources page at http://blog.eset.com/2011/01/23/stuxnet-information-and-resources-3.

…given the amount of detailed analysis that’s already available (and I mean substantial blocks of reverse-engineered code, not high-level analysis and code snippets and descriptions), I’m not sure that anyone with malicious intent and a smidgen of technical skill would need the original code…

…Eric Chien … tells us that “Stuxnet requires the industrial control system to have frequency converter drives from at least one of two specific vendors…”