Managed Services: infrastructure on tap

In the beginning there was the lone systems administrator.

He (for it was almost always a he) drank a lot of coffee, played a lot of PC games in the office, and knew all those arcane command line incantations to make your infrastructure work.

Problem is, he was a single point of failure, being the only person who understood your system scripts and the ad-hoc and informal ways in which your servers where setup.