Longview Advisors, organizers of the 2008 3D Collaboration & Interoperability Conference and Exhibition, reported record attendance to its fourth annual event, which commenced today in Denver, Colorado. The conference attracted more than 138 experts and executive decision makers from automotive, aerospace, machinery, electronics and other discrete manufacturing industries, along with representatives from government and the defense community, to discuss the topic of the exchange of 3D data. Attendees will take part in a diverse choice of breakout sessions, lively panel debates, and direct interaction with leading experts in the field.