Google on Thursday released a version of its Latitude mobile application for the iPhone. But Apple, curiously, has decreed that it be a Web-based app and not a native iPhone app, which has raised some eyebrows.

In announcing Latitude for iPhone, a Google blog post noted that the application works much the same way as on other platforms like Android, Symbian, Blackberry, and Windows Mobile.

Open JDK7 / JDK7 Release: Milestone 4

The last milestone (M3) was released during the JavaOne time frame and since then, the teams have been making progress by fixing bugs and forward porting changes from the other JDK trains to JDK7.

The forward port work was from the JDK 6u10 through 6u14 trains. For now JDK 7 is finally in sync with the JDK 6u14 updates. Some of the features in the forward port included: The new Java Plug-In, Java Kernel, Quickstarter, Patch-in-place, Deployment Toolkit and related installer features.

PayPal Will Be Bigger Than Ebay.com, CEO Says

PayPal is just over a third of eBay's revenue at the moment, but the online payment service will ultimately be bigger than the company's flagship e-commerce site, its chief executive said Thursday.

"PayPal is a business that will be bigger than eBay," CEO John Donahoe said in a talk at the Fortune Brainstorm: Tech conference here.

Can IT Help Build Smart Cities?

Technology has the potential to help build smarter, greener cities, but whether it will is another matter.

That was the take-away from a panel discussion Wednesday at Fortune's Brainstorm: Tech conference here.

The need for cities that use less energy is clear. Although cities occupy just 2 percent of the world's geography, they account for 75 percent of the world's greenhouse gas emmissions, according to Clinton Climate Initiative Chairman Ira Magaziner.

In a rare move, Microsoft on Friday said it would be releasing security updates on Tuesday--outside of its monthly patch cycle--for a critical vulnerability in Internet Explorer and a moderate vulnerability in Visual Studio.

The two security bulletins will address one overall issue and are being released separately "to provide the broadest protections possible to customers," Microsoft said in a statement.

The vulnerabilities affect Windows 2000, Windows XP, Vista, Windows Server 2003 and 2008, Internet Explorer 6, 7 and 8, Microsoft Visual Studio .NET 2003, Visual Stu