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Re:The Man Who Would Build a Computer the Size of the Entire... by breckinloggins on Monday September 09, 2013 @02:34PM (#6355288)
Marketing. Docker demonstrates a clearer value proposition.

Here is the home page of LXC: http://lxc.sourceforge.net/

Here is the home page of Docker: https://www.docker.io/

Reading both should answer this question.

Re:The Man Who Would Build a Computer the Size of the Entire... by mathgladiator on Monday September 09, 2013 @03:19PM (#6355547)
It's also sales; basically putting information in a way that's consumable not just to techies that are knee deep into work, but both non-techies and former techies who are now managers.