Reuters - Microsoft Corp kicked off a $300 million marketing campaign on Thursday, aimed at improving the image of its Windows Vista operating system and strike back at Apple Inc's "Mac vs. PC" ads.

Reuters - A federal judge has ruled that Oracle Corp destroyed or failed to preserve Chief Executive Larry Ellison's e-mail files sought as evidence in a class-action lawsuit filed in 2001 against the software maker.

AFP - Google's chief executive admitted Thursday there was a "defensive component" to the Web search giant's launch of its own Internet browser, thereby pitting it against Microsoft's dominant software.

Reuters - Google Inc is challenging Microsoft Corp with its own Web browser that lets users run many applications that once worked only when installed on local PCs, executives said on Tuesday.

Reuters - Google Inc's new browser software is designed to work "invisibly" and will run any application that runs on Apple Inc's Safari Web browser, company officials said on Tuesday.

AP - First an iPhone price cut left early buyers feeling foolish, and then came reports that some iPods were spitting sparks. Now the new iPhone 3G has been marred by bugs, spotty service, disappearing programs for the device and a veil of secrecy over software developers trying to broaden its appeal.