On Thu, Aug 28, 2008 at 4:40 PM, MHR <mhullrich at gmail.com> wrote: > On Thu, Aug 28, 2008 at 2:29 PM, David Dyer-Bennet <dd-b at dd-b.net> wrote: >> >> I believe the drives in my case were 1311's. Or else 1310, but I think >> that was the controller. 1403 printer, of course, and 1402 reader/punch. >> Reading cards with copper brushes at 800 cards per minute. >> > > Well, I'm not as aged and decrepit as you and Bill, but I, too, > remember card punches, rapid boot drums, and file systems that took > seven or eight 14" removable disk cabinets that were about three times > the size of today's PCs each and held I don't remember how much data. > I took my first programming class in Fortran V with card punches and > printouts on a CDC 6600 mainframe, in 1974.... OK Mark. Watch out! Aged and decrepit? :-) We are not as young as you and Jim and many others here. I remember an IBM 7090 on an airline reservation system and after that the IBM 360 Model 65 with Large Core Storage (I forget how much, probably very little, compared to my Desktop) seemed like something very powerful. Imagine the power consumption of some of the models that have been mentioned in this thread, and, their cooling requirements......