Walkers in the City Walking to the farmers market earlier today I noticed a truck that I've seen around town, the Armato Ice & Firewood truck, parked on 17 th Street with two men hauling bags of ice to the sidewalk.  I saw it for the first time last winter down on East 3 rd Street when I watched it go rumbling by on 2 nd Avenue. I remember feeling sorry that I didn't have my camera with me on that day -- with the tree branches all white and snow coming down -- so I could take a picture of the truck, which I imagined must be loaded with firewood for all the fireplaces in New York. When I saw it again today I was thinking of icepicks, having just read an article in the New York Times by a writer named Wendy Ruderman all about the old-fashioned icepick and how it is experiencing a sort of vogue among modern-day bad guys thanks to its being sharp, easy to hide and cheap. You can buy an icepick at the hardware store for three dollars and change and it's not illegal to carry one, even though a lot of hardware stores won't sell them without checking the ID of who's buying. Wendy Ruderman's article is full of the kinds of details that work for a story in much the same way that a little sprinkle of salt works for a piece of toast with butter on it: According to newspaper