Until you take a step back and consider what a 'trendy' term like DevOps or Delivery Engineering actually means in practice, you can only relate to it as a buzzword.
A team of four can communicate effectively with each other, but as the team grows, communication starts to break down between individuals, and the team begins to need more organization.
There are two types of tests you can implement in Chef: unit tests and integration tests. These both rely on two commonly-used frameworks: ChefSpec and Test Kitchen.
Rackspace recently announced that it would offer Fanatical Support for AWS. Is this an issue for those considering Rackspace as a hosting provider? Should current Rackspace hosting customers start moving onto AWS or other public clouds?
DevOps is not about the choice of tools to solve technology problems, and understanding this is vital to the success of any DevOps culture.