Bryan Thompson, General Manager, OpenStack Private Cloud at Rackspace, talked about the second generation of cloud and some turbulence that OpenStack recently experienced.
There is no dearth of Linux based operating systems, you will find dime a dozen. However there are only a few major ones that matter and elementary OS is among them.
Docker, along with its partners, has created a program called Modernize Traditional Applications (MTA) to containerize legacy applications without changing a single line of code.