Wi-Fi in the Wild: A Freeloader's Guide
The cryptic symbols began showing up on city sidewalks and walls this summer: small, squiggly lines scrawled in white chalk, surrounded by arcane strings of letters and numbers. But who created them? Matt Jones, an information architect based in the United Kingdom, developed the visual vocabulary to let others know where to find free wireless Internet access through the popular 802.11 protocol, commonly known as Wi-Fi.
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