Trading places: Real estate instead of dot-coms | CNET News.com: "In Naples, Fla., some houses have been bought twice in a single day, an early 21st century version of day trading. Buying stocks on margin has morphed into buying homes with no money down. The over-the-top parties of Internet start-ups have been replaced by flashy gatherings, in which developers pitch condos to eager buyers. "

scary!