Yelp让用户边走边抱怨或赞美，Firefox捍卫其开放安全政策，XP（家庭版）在今天的ender中走到了支持之路的尽头。

• Firefox rated most vulnerable web browser That's according to security firm Secunia, noting 115 vulnerabilities in the browser in 2008. Maker Mozilla responds that it publishes every flaw it knows about, while the others don't. [NeoWin]
• Yelp's New And Improved iPhone App Officially Hits The App Store Now eaters, drinkers, and dry-cleaning aficionados can rate and relfect on a business directly from their iPhones—in less than 140 characters. [TechCrunch]
• Say goodbye to free support for Windows XP Home Edition, that is, and Office 2003 also moves out of the free support phase. Security updates will still be released, though. [Download Squad]
• Apple near ready with release of Mac OS X 10.5.7 Juno Keep 443MB on your Mac free—an update with 108 bug fixes and code updates could arrive as early as tomorrow. Nothing majorly new, but there's a supposed focus on syncing improvements for Mail, Address Book, and other default apps. [Apple Insider]
• Tasks Feature Spotted in Google Calendar That little task manager that showed up by itself, then disappeared? Now it's been seen in Google Calendar, with its own calendar and view. [Google Blogoscoped]
• Ubuntu 9.04 RC Released Nothing but bug fixes left now for the Jaunty Jackalope. The early-adopters-of-early-adopters can grab their release candidate here. [OSNews]