Quote Originally Posted by Bill Moore View Post
I think the ROI will remain consistent, or more likely increase over time as second and third order effects add up, while the psychological impact will decrease.
Agreed. I'd love to hear from anyone with extensive knowledge of IRA, Basque, or even Palestinian terrorism, bearing in mind that the first two are probably far smaller entities than Al Qaeda (sub 100 active Provisional IRA gunmen/terrorists at some points).