IDG on Monday announced that Apple's CEO Steve Jobs deliver the keynote address for Macworld Expo 2008. The keynote takes place on Tuesday, January 15, 2008 at 9:00 a.m. in Moscone West in San Francisco. ìWeíre looking forward to a great show and are thrilled that Steve will once again be kicking it off,î Mary Dolaher, IDG World Expo CEO told Macwo