Every Wednesday, seconds before 11 a.m. Eastern time, furniture fans are stationed at their computers, poised to point and click. It’s the countdown to the weekly posting of new items at 1stdibs.com, an online decorative arts marketplace with dealers from the United States and Paris. The site, with as many as 30,000 visits a day, up from 7,500 two years ago, according to its founder, has become a favorite among professional interior designers and, in the last year, do-it-yourself decorators. It is not only a primary resource for locating and acquiring new pieces but also a way to discern the latest design trends. ‘It’s mind-boggling, the gorgeous things you can find in minutes,’ said Deborah Doe, who furnished her 15,000-square-foot home in Osterville, Mass., on Cape Cod, almost entirely with items she bought at 1stdibs.com. ‘I have a passion for decorating and wanted to do my house myself,’ she said. But with two small children, she didn’t have time to go antiquing, especially when she needed furniture to fill more than 40 rooms, not to mention 400 light fixtures. She appreciated the access the site gave her, ‘without having to hop a flight to Paris or having […]