On Sat, 4 Feb 2012 00:53:47 +0100, Tomasz Rola wrote: > >I don't have any kind of problem with mainframes or the way they are. I >accept the fact they are different from what I am used to, and at the same >time I am interested. It's just I don't want to put all my time in them. >With some amount of work, mainframe could become as flexible and cheap as >PC, but I don't think this would happen soon. Ok, not as cheap as PC but >not as pricey as now either. > That idea founders on the economics of support. The miracle that the providers of Linux, OS X, and Windows have achieved is to construct a system where the costs of configuration and support per customer are orders magnitude less than those of z/OS. I suspect a single service call to IBM costs, in the aggregate, more than an entire desktop system.
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