Salesforce now loves Microsoft so much, it invited Satya Nadella to speak at its huge fall conference

In May 2014, they announced their first major partnership that connected Salesforce’s CRM software to Microsoft’s various cloud offerings, and followed it up with another partnership deal in October. 

http://www.businessinsider.sg/nadella-to-speak-at-dreamforce-2015-8/#.VcRSZLUeEps