Technical debt. This is a term used more and more to describe established IT environments that are overdue for updates of many kinds. The demand to deploy new systems and applications along with the lack of budget for regular hardware replacement means regular maintenance tasks can be ignored or deferred too many times, leaving the IT environment at risk. For example, running obsolete vSphere ESXi v5.1 on old processor hardware (i.e., Sandy Bridge, Ivy Bridge, or Opteron serv