Reporter's Notebook: A Night (and Morning) in Vegas

At the Tao restaurant in the Venetian, scores of buyers and entrepreneurs milled around, drinks in hand, as an aortal drumbeat pounded so hard it felt about to lift you right off the ground. After the first standing-room-only day on the showroom floor at the Las Vegas Convention Center and a few hours before Bill Clinton's rousing, seemingly impromptu speech about gun control (among other topics) to a rapt audience at the next morning's keynote address, most of CES 2013 was in that strange state where you're tired, but not too tired to have a good time.