The American Civil Liberties Union's cyberchief holds up his Handspring Treo, a combination organizer, phone and e-mail gadget, as he describes the many ways his government might spy on him.
Snoops could try to tap into the calendar to see his meeting schedule. They could ask his service provider for phone and e-mail records. If Steinhardt were to upgrade to a device with global-positioning capabilities, investigators might even track his whereabouts.
Though the government isn't necessarily doing any of this, Steinhardt fears it's just a matter of time.
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