Jim Smith updated his LinkedIn Profile with this.
General Manager of Site Selection and Network Acquisition
Microsoft
September 2016 – Present (1 month)
CTO, SVP Portfolio Operations
Digital Realty Trust - NYSE:DLR
2004 – 2015 (11 years)San Francisco, CA
There is no other news that I can find on Jim Smith's change. Throwing this up on my blog will let other media friends ping Microsoft to get more information.