IDG World Expo today announced that attendee registration is now open for Macworld Conference & Expo, taking place January 9-13, 2006 at San Francisco’s Moscone Center. Attendees who register before December 9, 2005 will receive early bird pricing rates. This year’s expo offers a new feature — Market Symposiums: “These special day long conference events are designed to help people in specific markets get the most out of their Mac computing experience. Currently planned Symposiums include: Small Business, Education (K-12), Podcasting, Art Directors, and New Media Artists.” Further information is available from the Web site.