“These crime fighters aren’t in uniform and don’t carry weapons or badges. They wield guitars, Hula-Hoops, washboards, paintbrushes, and will hopefully have the ability to draw a crowd. Last week, Seattle parks began paying street performers — mostly musicians, but also a few visual artists and some vaudevillians — to entertain in five downtown parks in hopes that with more people around, a park will be less hospitable to illegal activity.”