I worked at a company that maintained racks of DOS boxes to run a some custom code. The contractor that wrote the app also maintained the boxes. My role as Sys

I worked at a company that maintained racks of DOS boxes to run a some custom code. The contractor that wrote the app also maintained the boxes. My role as Sys Admin meant I was ready to decommission all four racks in favor of 4U worth of hypervisors. He dug in, fought dirty and the whole company went under.