In the gory, never-ending war for book store supremacy, Borders has just tapped Verizon in order to match Barnes & Noble's summer efforts to bring gratis WiFi to all who enter. Details of the arrangement are scant, but the takeaway is this: in "virtually all" of its more than 500 stores nationwide, Borders is hooking up with Verizon to bring free internet to anyone who sashays in (note: you literally have to dance upon entering) with a WiFi-enabled device. The service is expected to be fully rolled out by mid-October, giving you plenty of time to select the scarf and skinny jeans you'd like to be seen in