If you listen to Louis Armstrong from 1929, you will never hear anything better than that really, and you will never hear anything more free than that.
Although Customs and Border Protection analyzes cargo and other information to target specific shipments for closer inspection, it still physically inspects only a small fraction of the containers under its purview.
I'm predicting that we'll finally have a computer will search my e-mail automatically and delete every message that begins with 'thought you'd be interested,' and then give an electrical shock to the sender to remind him or her to stop send that kind of message.