The Unofficial Apple Weblog is live here in San Francisco, ready for Macworld 2011. There are some pre-show activities happening today (along with a few offsite meetings we're working on), and then tomorrow the real fun begins, with the show floor opening (it's much larger this year than last) and our full video livestream running straight from the floor all day long. If you're around Moscone this week, the official Macworld app is a must-download -- it's got all the info