From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HTML_MESSAGE,MAILING_LIST_MULTI,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 31151 invoked from network); 9 Apr 2022 11:12:18 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 9 Apr 2022 11:12:18 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 92ADA9D708; Sat, 9 Apr 2022 21:12:16 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 277269D680; Sat, 9 Apr 2022 21:10:22 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=bsdimp-com.20210112.gappssmtp.com header.i=@bsdimp-com.20210112.gappssmtp.com header.b="1s7m/R7G"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 6BBA89D680; Sat, 9 Apr 2022 21:10:20 +1000 (AEST) Received: from mail-vs1-f47.google.com (mail-vs1-f47.google.com [209.85.217.47]) by minnie.tuhs.org (Postfix) with ESMTPS id 7C8929D665 for ; Sat, 9 Apr 2022 21:10:19 +1000 (AEST) Received: by mail-vs1-f47.google.com with SMTP id r25so7624061vsa.13 for ; Sat, 09 Apr 2022 04:10:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=DmPr/oIXvwiGT+ljXIQIpnYRwDIE5BbU16/0ozqFjrs=; b=1s7m/R7GihhHliY9xal5bBgO8qXHSYiGTuHpaTDbbj7I4gpbQeHbmv3eLbbn3hzQZC U4x/3OjuVsfvSYrL1XpaKd48cLXzmQxMo3wDDpMoa/m0fT8rjHWRiywBAlWOQQmSaDwn bRIEi/r8zdFL7pva/mF26SsWWvahnj/jAQTKQ9TePoYHoQTlyrw5XVWbSc7xRBFTC8qP DOqBS/b9KJj45ryUc8w9EN4yQ7IgOJ+oExDfMXVS+uxvhVsHVe+E12gCBiUXuLj+yJ58 IwnoBxVExW7TxPXFi5A76rvgjtf9REhD5OgOgfGypyQe5e8j6AI2zSqU4gc8kgOZaDeW nuzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=DmPr/oIXvwiGT+ljXIQIpnYRwDIE5BbU16/0ozqFjrs=; b=pOTcw53Q0g2dvIa0UasGYnLUWJ+zk55q9u1bZzeHuEH9Pdt+IXFbc3UigrJQxVtQ/O nQZEm1mao446XDty9VXqEYFD10uMpopZARqZqAWf2fksGt0tIb5BYcQ1hWqJXYkmQqgA aKpoYg8E0aX8VL5oh6a+Suy+YeIvmaxF7DA/5Fj+NKvTGUfEhnrMloAH701CrgsdXjAt KXzK2EgAh87WasBhqZSaGqIP/rlw74IjqEVk9Hy8YFbjIx0ybMaHIY4hnZUx7zKQMXit j/gJmemEu2J0CGBnG9rH4QqLBlQV+xjkO44F1siFytY0oEP3ev5N7rFtVbrIFZ0rHFn0 1xwQ== X-Gm-Message-State: AOAM531CXFamEZA1ibMR8yq0nMyCIR1TfymP8j2FzgWslERqSAvsRIkx VL1ZgbB6u/jCvYHFsMmKxU4ImHaZ5QEsH3NLAoqqz7ku4JUtMQ== X-Google-Smtp-Source: ABdhPJyiABaPiZ8JEVI5vOJ4TKNInnYJ6lq1Z8ynvjoRs1aF+KNse7onvgqprD0MV6t/unq9q1ZQEtUnJ0eRB4QuJ90= X-Received: by 2002:a05:6102:3e8e:b0:31b:aaec:cece with SMTP id m14-20020a0561023e8e00b0031baaeccecemr7312537vsv.42.1649502618515; Sat, 09 Apr 2022 04:10:18 -0700 (PDT) MIME-Version: 1.0 References: <7wtub2dcwx.fsf@junk.nocrew.org> In-Reply-To: From: Warner Losh Date: Sat, 9 Apr 2022 05:10:07 -0600 Message-ID: To: Rob Pike Content-Type: multipart/alternative; boundary="000000000000a2091f05dc36c163" Subject: Re: [TUHS] Sad News - we last two wonderful people in the past few weeks. X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: The Eunuchs Hysterical Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --000000000000a2091f05dc36c163 Content-Type: text/plain; charset="UTF-8" On Sat, Apr 9, 2022, 2:10 AM Rob Pike wrote: > The PDP-11/40 in the University of Toronto's Computer Research Facility > (CRF) had a GT-40, and the lead EE prof there loved the screen editor RT-11 > provided for it. I never used it, but I was intrigued. (I did land the LM a > few times, though. More than a few.) > > Across the raised floor aisle was the PDP-11/45, which ran Unix from 5PM > to 8AM if I remember right, RT-11 the rest of the time, until some date > around 1976 or 1977 (?), when Unix became an unstoppable force for > innovation. > Also the approximate date of the rt11 emulation being viable on Unix... Warner -rob > > > On Sat, Apr 9, 2022 at 4:35 PM Lars Brinkhoff wrote: > >> Dave Horsfall wrote: >> >> I have fond memories of playing it on the GT-40, and if Andrew Hume >> >> is reading this he'll remember reverse-engineering the code and >> >> modifying it for three-play operation; I think Peter Ivanov also >> >> implemented reverse gravity... >> > Oops; reverse gravity (for the Sun) was implemented for Space Wars (or >> > whatever it was called; this was ~40 years ago, so don't expect my >> memory >> > to be the best). >> >> I wonder how many GT40 Spacewar implementations there were? >> I have seen two: one from MIT, the other from Stanford. >> > --000000000000a2091f05dc36c163 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Sat, Apr 9, 2022, 2:10 AM Rob Pike <robpike@gmail.com> wrote:
The PDP-11/40 in the University of = Toronto's Computer Research Facility (CRF) had a GT-40, and the lead EE= prof there loved the screen editor RT-11 provided for it. I never used it,= but I was intrigued. (I did land the LM a few times, though. More than a f= ew.)

Across the raised floor aisle was the PDP-11/45, wh= ich ran Unix from 5PM to 8AM if I remember right, RT-11 the rest of the tim= e, until some date around 1976 or 1977 (?), when Unix became an unstoppable= force for innovation.

Also the approximate date of the rt11 emulati= on being viable on Unix...

Warner

-rob=


On Sat, Apr 9, 2022 at 4:35 PM Lars Brinkhoff &l= t;l= ars@nocrew.org> wrote:
Dave Horsfall wrote:
>> I have fond memories of playing it on the GT-40, and if Andrew Hum= e
>> is reading this he'll remember reverse-engineering the code an= d
>> modifying it for three-play operation; I think Peter Ivanov also >> implemented reverse gravity...
> Oops; reverse gravity (for the Sun) was implemented for Space Wars (or=
> whatever it was called; this was ~40 years ago, so don't expect my= memory
> to be the best).

I wonder how many GT40 Spacewar implementations there were?
I have seen two: one from MIT, the other from Stanford.
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