Delivery problems: something for you

[dep]

quoth Net Llama!:

| Its a virus.  The more virulent, the less likely it is to spread
| because it kills its host too quickly.

it would be easy enough for it to keep track and, when a specified 
amount of time had passed (say, 12 hours) or after its connection rate 
as it tried to propagate dropped off to a certain point (ideally, 
both), it could then begin its local mischief.
-- 
dep

Hippocratic oath: An ethical construct whose initial tenet, "first, do 
no harm," prohibits doctors from treating lawyers.