Salesforce.com CEO speaks of failed efforts to buy Twitter, LinkedIn

Salesforce.com Inc Chief Executive Marc Benioff spoke on Wednesday about a pair of key acquisitions that got away, suggesting his vision for LinkedIn was different from Microsoft's and that he would have pursued Twitter if shareholders had not learnt of his plans Speaking at a technology conference hosted by the Wall Street Journal in Laguna Beach, Calif., Benioff declined to elaborate on what he had hoped to do with micro-blogging site Twitter Inc. Twitter hired bankers earlier in October to ex