"Among other things [10.4.5], fixes video tearing issues on Intel iMacs. It also seems to fix audio echo issues on newer PowerBooks," wrote a blogger on the ConsumerMachine blog, which has ...

The warranty extension applies only to iMac G5s sold between September 2004, when the line debuted, and June, 2005, that have scrambled or distorted video, no video, or no power. The affected models ...