Few Breakthrough Products, but Many Pleasant Surprises. Shoe-horning 67,000 out-oftowners into a large hall with 1,000 exhibits on Super Bowl weekend can produce any number of results. In the case of NAHB's 45th Annual Convention and Exposition, there was an enthusiastic response to the Atlanta, Ga. Location and a generally positive mood about the seminars, the exhibits, and the outlook for the year ahead. The show – the first of three to be held in Atlanta – drew many Eastern builders who had not made it to Dallas or Houston in previous years. On the floor. There weren't many breakthrough products on the exhibition floor this year, but there were plenty of rewards for the persistent. What follows are some of the things