Automatic warchalk symbol generation

Yoz "Internet Yiddish" Grahame (who insists that he is a far-less-than-excellent geek) has whipped up a little Web app that takes the specifics of a wireless access point as parameters and spits out a printable PDF of the wibo warchalking mark for it. Here's the one for mine. (Matt Jones adds that the back end for this was written by Dean Hall, credit where credit is due).

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