Cybercriminals are usually driven by profit, while cyberterrorists are driven by ideology.

The great temptation of Big Data is that we can stop worrying about comprehension and focus on preventive action instead. Instead of wasting precious public resources on understanding the 'why' - i.e., exploring the reasons as to why terrorists become terrorists - one can focus on predicting the 'when' so that a timely intervention could be made.

If China's expansion into Africa and Russia's into Latin America and the former Soviet Union are any indication, Silicon Valley's ability to expand globally will be severely limited, if only because Beijing and Moscow have no qualms about blending politics and business.

My hunch is that people often affiliate with causes online for selfish and narcissistic purposes. Sometimes, it may be as simple as trying to impress their online friends, and once you have fashioned that identity, there is very little reason to actually do anything else.

This is the real tragedy of America's 'Internet freedom agenda': It's going to be the dissidents in China and Iran who will pay for the hypocrisy that drove it from the very beginning.

However revolutionary it may be, the Internet still hasn't altered the basic law of human communication: Being nice to your interlocutors is a good way to start any negotiations, particularly, when being hostile is an open invitation for a cyber-fight.

For many oppositional movements, the Internet, while providing the opportunity to distribute information more quickly and cheaper, may have actually made their struggle more difficult in the long run.