Apple’s purchase of a microprocessor design firm has triggered a wave of speculation over what the computer maker plans to do with its newly acquired assets. Perhaps, the thinking goes, the purchase means a new chip to power future iPhone models. Or maybe it will push Apple into new areas of portable computing. It might even mean a return of sorts to the company’s PowerPC days. But after a closer

Apple expanded the iPhone’s capabilities Tuesday with a free software update that adds a location finder to the Maps feature, customized home screens, multi-person SMS chats, and the ability to add Web sites to the home screen. In addition, video playback on the phone has been enhanced, with support for chapters, subtitles and languages, and lyrics support has been added for music tracks. Apple CE