San Jose State prof Hasan Elahi was questioned by the FBI after 9/11. Now the Bangla-American hairmonger posts his current location, photos and the minutiæ of his daily schedule online. He told Stephen Colbert he’s bringing the surveillance value of his datastream to zero:

It’s an art project, an econ experiment and a passive-aggressive kiss-off to Homeland Security. But it’s also an online beacon in case he’s ever disappeared to Gitmo. And that bit about posting trivial dreck online? We call that Twitter.

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