Google calls it quits on the Yahoo ad deal; Will Microsoft enter the picture?
Sue Decker's Memo to the Yahoo Troops
Yahoo! Announces Termination of Services Agreement by Google
Yahoo! Inc. and Google Inc. Abandon Their Advertising Agreement
Web 2.0 Summit: a conversation with venture capitalist John Doerr
Web 2.0 Summit: Larry Brilliant on investing in the future
Microsoft Launches Effort to Spark Startups
Microsoft launches BizSpark program for startups