Apple's MacWorld keynotes weren't all that exciting... A bigger flat screen iMac, a smallerslightly cheaper iPod ($150 more than the rumored sub $100), and a tighter integration of .MAC with additional services and fees ($99/year).
The coolest demo from MacWorld was for GarageBand, the newest part of the generally imprived iLife '04, a home recording studio that includes the following features:
It's no ProTools, but for $49 it's a damned nice amateur sound editing system.