, SecurityFocus 2008-02-18
A scientific paper discussing theories of information propagation reopened the debate on beneficial worms last week, after one of the authors -- a researcher at Microsoft -- told reporters that the company could benefit from making software updates spread more like computer worms.

Ichinin
http://www.wired.com/politics/law/news/2001/05/44007
2. Microsoft and their afilliates cannot be trusted to write such a "good worm":
http://www.wiretrip.net/rfp/txt/rfp2k02.txt
A worm is a worm, regardless of its payload.
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