SurvivalBlog.com reports that American infrastructure is more vulnerable to cyber attacks than you might think. An MIT Technology Review article reports on SCADA systems vulnerability. Check out::

Hacking Industrial Systems Turns Out to Be Easy: New research from Black Hat shows it’s possible to trick water and energy infrastructure to cause physical damage—and securing these systems remains painfully slow

and if this doesn't impress you, try reading:

Chinese Hacking Team Caught Taking Over Decoy Water Plant 

How long will it be before America wakes up to the truth it is living in a world that would be happy to see her crippled and injured.  Since the days of Thomas Jefferson, patriot-citizens have understood there are Islamic nations who want to subjugate America and prey on its commerce.  If only there were more patriot-citizens in the engineering and management of our critical infrastructure resources they would be better built to withstand the assaults that surely will pop up.