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You're not sure you're really having that dialogue or a one-way conversation. >> they're advertising, we understand, on twitter? >> all over the place. facebook, twitter. relatively cheap ads. facebook, 50 cents per click. you can nevmer measure them. see was there and go back and offer something else. it's a little creepy. the fact you're tracked. this is the reality we live in. we saw it very successful for president obama in 2008. seeing more in 2012. >> what is the big winner? the most effective? twitter, facebook? what are you seeing? >> depends what you want to do. facebook is certainly ...

Government takes responsibility for managing the lists and checking the manifests where you don't have to involve foreign airlines. >> it's interesting, it seems we make a tweak or adjustment based on the last threat. the fact that we can't bring over three ounces of liquid. we have to take off our shoes. the last situation with abdullah mutallab, are we behind what terrorists want to do? >> security is ever-changing. it has to change constantly. because the terrorist is changing. he's learning from what security measures we take and they try to avoid those. >> that's right. that's why i think...