Preview at WWDC likely in June, followed by September launch.
DigiTimes Reports PowerBook G5 and iBook G5 Contracts
Almost as an afterthought, the article mentions that Asustek, which has been manufacturing and shipping iBook G4s at the rate of 110,000 to 120,000 per month, is to begin shipping an iBook G5 in the second quarter of 2005.
An accompanying chart shows again that Asustek is to delivery iBook G5s in 2005 Q2 (quantity 100,000 to 125,000 per month across both iBook model lines), and also that Quanta Computer is to deliver PowerBook G5s (quantity 30,000 to 50,000 per month) by the same quarter (2005 Q2).
Related stories:Jan 2005 Flash iPod at MacWorld Expo?Dec 2004 ASUSTeK to Manufacture Flash iPods?Dec 2003 Apple's 17-inch PowerBook ProductionOct 2003 Quanta to Produce New iMacs