"Let go of the past!" hardball.
From a company still using the 3.5" disk icon as the save button across their systems and products...
(Also DOS and most existing Windows versions (3.1 thru 10) are likely to remain in regular use for at least the next century, despite MS' best efforts to make them go away.)
Sitting three feet from me is a Win98SE on an AMD K6-2+ 450 system.