This year, Santa's wearing horn-rimmed glasses and a pocket protector on his bright red suit. And, whether you're on a budget or willing to splurge, he's got a high-tech gift for your gadget lover. WI-FI DETECTOR SHIRT Show the world your inner tech geek and find wireless Internet hot spots at the same time with the Wi-Fi Detector Shirt from ThinkGeek. Designed for people too lazy to open ...