Doesn't also count plenty of legacy servers out there that are on the MBA style of IT: Don't fix what's not broken and deny, delay, defend but for the IT depart

Doesn't also count plenty of legacy servers out there that are on the MBA style of IT: Don't fix what's not broken and deny, delay, defend but for the IT department. DOS, Win9x, and NT broadly speaking should be relatively fine though depending on how Y2K was fixed.