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Date: Wed, 5 Nov 2014 16:04:25 -0800
Subject: Re: [OFF-TOPIC] It is true that is impossible write in binary code, the lowest level of programming that you can write is in hex code?
From: Dan Stromberg <drsalists@gmail.com>
To: Cameron Simpson <cs@zip.com.au>
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On Tue, Nov 4, 2014 at 10:39 PM, Cameron Simpson <cs@zip.com.au> wrote:
> Bah! He asked if there were lower levels than binary. Ergo: chip design!
> (And microcode, the intermediate layer. Or one of the layers, depending
> where you draw the line.) Should we stop before we reach the quantum foam of
> spacetime?

Last I heard, Intel (and others?) had stopped using microcode, to get
a performance boost.  That means CPU's are not field-updatable in the
event of a problem, but most people would just buy another computer
anyway.