On Sat, 20 Jul 2002 21:58:47 +0100, Alan Cox <[EMAIL PROTECTED]> wrote:
>On Fri, 2002-07-19 at 19:26, John Alvord wrote: >> The original IBM PC had three operating systems at anouncement. >> PC-DOS, CP/M, and a UCSD P-system (interpreted pascal or something). >> We know what happened, no need to wonder... Care to speculate why? > >CP/M was much more expensive, and the 8086 wasn't actually compatible >with Z80 so the huge applications base of CP/M counted for nothing. I guess the UCSD P-system had even less momentum then the 8086 CP/M. If I remember right, DRI was exerting a lot of effort toward MP/M, and so the CP/M kindof languished. Momentum and market timing count of a lot... john alvord
