(Blogging from MacExpo in San

(Blogging from MacExpo in San Francisco) At around 5pm today UK time (9am tomorrow here :-)) Apple CEO Steve Jobs will stand up to deliver his eagerly-anticipated keynote address to the MacExpo here at the Moscone convention center. You'll be able to watch a QuickTime video live: otherwise, watch out for a brief update here later tonight, and (hopefully) fuller details of any announcements in Online and on Guardian Unlimited. But what is he going to announce? Consensus agrees that new flat-panel iMacs will be announced, although the exisiting cathode ray tube (CRT) models will probably be kept and upgraded for entry-level machines. But, after the hype Apple has been giving this keynote, Apple-watchers agree he'll have to pull a few other rabbits out of the hat to keep the hoards happy. Expensive new iMacs, even if they look very cute indeed, won't make the grade after a week of building hype from Apple itself, in the midst of what is supposed to a computer industry slowdown...