The Brookings Institution's Jack Karsten and Darrell M. West take a look at a recent survey out of Chapman University that measures the things that scare us most--and three of the five most scariest are technological.

In fact, the survey shows that Americans are actually more afraid of cyber-terrorism than the real thing--it ranked No. 2, second only to government corruption: 

This could mean terrorists launching a cyberattack against power grids, manufacturing facilities, or Wall Street. Fear of cyberterrorism likely ranks number two overall not because the risk of any single individual becoming a victim is great, but because of the uncertainty regarding the term and the wide range of potential ramifications."

But right on the heels of cyber-terrorism is "tracking of personal data," followed by robots and artificial intelligence.

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