Stealing the Network: How to Own a Shadow: The Chase for Knuth

When the package of RFID gear arrived, Pawn could hardly control his excitement. He peeled off the tape and ripped the box open. The contents looked sparse: a USB reader/writer, a USB playback device, and a small envelope containing the tags. He looked at the box for several moments, unsure what to do first. He thought through the problem and realized he should read the contents of the Java Script tag to see what data was on it. He took everything out of the box and headed to his computer desk.
He hooked up the reader/writer to his Dell laptop and Windows XP recognized it as a USB Human Interface Device (HID). "I need software," he said, launching his browser and connecting to the RFIDeas website. He downloaded the AIR ID Writer configuration utility, unzipped it, and launched it.

He placed the Java Script tag on the reader and the red LED on the device flashed green for a moment. Pawn smiled, remembering how the device in the caf had done the same thing when Fauxhawk loaded his tag. He clicked OK. The utility launched and presented him with the Connect tab. He selected the Connect Device checkbox, and the string in the Status text box changed to Ok 0. He assumed this was a good thing.

He clicked the Read AIR ID button at the bottom of the screen and nothing happened. After a few seconds, he clicked the OK button and the...