The biggest international benefit concert since Live8 Live Aid of all time is ON. The 24-hour affair began around 10 p.m. PDT Friday and concludes late Saturday in Jersey. And we must rock because... why? Whelp... Al Gore said so. Yes, the former Veep who let some derelicts pickpocket his presidency before performing an Academy Award-winning PowerPoint presentation in An Inconvenient Truth is taking green global. Why not turn "can rock 'n' roll save......

Welcome to the latest edition of 'Ask the MACist', the column where I answer your Macintosh and other technology questions. Our question this week comes from Alexa in Beverly Hills. She asks: I know the Mac comes with iChat but is there anything else I can use for IM that lets me use other accounts besides .Mac? When you decide you want to explore the world of Instant Messaging on your Mac, you are......

Today we interviewed a top online news editor and wanted to share the goods. This interview was conducted by LAist during the Knight New Media Centers Politics and Cyberspace conference. Does anyone really still call it "cyberspace?" Dave Herman is the daily editor of the MSN.com homepage. We discussed the hits and misses on the evil empire's Redmond, WA-based portal, including the Janet nip-slip and the Virginia Tech massacre, before we were rudely cut off.........