FYI that’s the 2nd modified version. 
The first version ends much differently.  See tha author note as to the background. 

Earl 

Sent from my iPhone

On Sep 19, 2021, at 11:30 PM, David Arnold <davida@pobox.com> wrote:

I think that’s the first time I’ve seen Gerrold’s When H.A.R.L.I.E was One cited alongside Shockwave Rider as anticipating computer viruses.

Since we’re saving each other searching today, here’s a link to the author’s page for anyone else who, like me, hasn’t read it and wants to. 

https://www.gerrold.com/book/when-harlie-was-one/




d

On 20 Sep 2021, at 13:05, jnc@mercury.lcs.mit.edu wrote:

https://googlethatforyou.com/?q=Tom%20Duff%20Virus

   Noel