After months of strict control, Apple welcomed software developers to build applications for the iPhone and also challenged BlackBerry for the hearts of corporate America. Full Article at ZDNet

Apple opens up the iPhone to developers and challenges BlackBerry, while Yahoo opens up its takeover defense strategy. Also: Microsoft shows off IE 8. Full Article at CNET

Microsoft has this week used its MIX08 event in Las Vegas to announce beta releases of web tools including Internet Explorer 8, Silverlight 2 and Expression Studio 2 products. Full Article at ZDNet UK

In a news conference Thursday (otherwise known as Feburary 35th), Apple unveiled the long-awaited iPhone native Software Development Kit (SDK). It can be used by any developers to create native applications for the iPhone and iPod Touch. Full Article at ZDNet

Apple has dressed the iPhone up in a business suit, but the real work is just beginning. Apple needs to convince chief information officers that there’s a return on investment in a switch to the iPhone. Full Article at ZDNet

Apple is tearing down the obstacles to broad third-party development on the iPhone, but that doesn't mean the computer maker is offering a free for all. Full Article at TechWeb

Web developers have gathered in Las Vegas for Microsoft's annual Mix conference. Blogger and journalist Ewan Spence gives an overview of the talking points from the event. Full Article at BBC News

(03-06) 13:57 PST CUPERTINO -- Come June, consumers will be able to do much more with their iPhone and their iPod Touch. They will be able to play new games that take advantage of the device's touch-screen and motion-sensing capabilities. Full Article at San Francisco Chronicle

John Doerr took the stage Thursday at Apple’s announcement of its iPhone software developer kit and announced a $100 million fund to invest in startups that create apps for the iPhone. Full Article at ETF Investor