From: Gregg N 

"Tony Ingenoso"  wrote in
news:4295790e$1{at}w3.nls.net:

> Actually, the 640K limit has little to do with the way DOS was
> designed, and everything to do with the location of the EGA/VGA
> graphics memory that was unfortunately parked at A000:0000.  An

That's what I said. It was originally due to the way the PC was designed
using a processor with a 1MB address space, the top part of which was
occupied by various I/O ports.

Gregg

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