Organizers of the Photoshop World Conference & Expo today announced that its Tech Expo hall is now sold out. Some of the biggest names in the industry –- Microsoft, Wacom, CDW, B&H, Dell, Canon, Adobe, Xerox, iStockphoto, and more –- will be showcasing their latest Photoshop-related technology for conference attendees during the two-day Expo beginning on Thursday, September 7 at the Mandalay Bay Resort & Casino Convention Center in Las Vegas. In addition to exhibitor product demonstrations, dozens of bonus classes covering Photoshop special effects, color correction, masking and composition, Windows Vista, and photographic workflow will be offered in the Microsoft Expo and NAPP Expo theaters.