U.S. Hopes "Internet in a Suitcase" Will Offset Internet Censorship
readwriteweb.com
readwriteweb.com
"Originally sponsored by the US Naval Research Laboratory"
They also operate proxies for China.
They clearly care.
In the modern world, "bombing" a country with these things could be a very very liberating thing for the recipients.
The point is to drop enough of them (mount them to cheap drone aircraft if you want to, like hobby-grade stuff) that it covers the city in wifi.
It's not literally a suitcase, and it's not something that you take back to your house and plug in to. It's something that is transmitting from a few blocks away.
Which isn't to say that such devices wouldn't be useful. Just that they'd be far more effective in situations like Egypt or Libya than in ones like Iran or China. I think they'd be even more useful in the hands of someone like the Red Cross.
The real problem in security is usually human factors — loose talk, spies, informers, interrogation — not technological ones.