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_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,HTML_MESSAGE,MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 5682 invoked from network); 30 Jun 2022 22:52:31 -0000 Received: from minnie.tuhs.org (50.116.15.146) by inbox.vuxu.org with ESMTPUTF8; 30 Jun 2022 22:52:31 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id A9CCD40D15; Fri, 1 Jul 2022 08:52:25 +1000 (AEST) Received: from mail-pl1-f174.google.com (mail-pl1-f174.google.com [209.85.214.174]) by minnie.tuhs.org (Postfix) with ESMTPS id 3323C40D12 for ; Fri, 1 Jul 2022 08:52:21 +1000 (AEST) Received: by mail-pl1-f174.google.com with SMTP id jh14so698026plb.1 for ; Thu, 30 Jun 2022 15:52:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=m4umNWL+aDBGbm8IgEzNWNfOBjLpSAs9gajhcRA5BrA=; b=UfjPnL2Up3Csl8NNqSNsXI2zIvtLVVBS1QNJrSUYK2V5wWkT9J9dVzUWeDtW12zR6B EJVv/OdAYewjVPDfC+77C+rlY2XGJVcRTBPu73/VVV+HXtrE7BIlMXWpZl9IHHE+2IFl VS8PpsAL8ghZXwSnjTlde+6A5yOwUvcGU8Dr5BLi/Yo4HBGa55ZMAm1uxrm8V2OErOL4 quhm7++0AtJD8KBhw4AkqhMPPo3Af6tmY1MteAIPYnprdGzBEVdPp+kkrwcXetQ9y+Du TkeGhP5kjywNe8ujmOIP3PXpNR1kg4DSfRwOhgsSp9l/ZhttuoZCtGhgSiQtxZT2LKSW SDhA== 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=m4umNWL+aDBGbm8IgEzNWNfOBjLpSAs9gajhcRA5BrA=; b=1Wsb18a75jQgWHqJWPlnuo68Zhj15G98LkMk9sdpqlHeC/6XtJQgZ0JDwAPeQD+WLd sFj+/UdiUB7jIRhtCI1sBJxV/ZUOKCFnBd16IiW8v/09Fxi44LJqsD4SBT53FVMDrENO yS1x11bKunMpjm+1zBla9lzzlYOJG+MW6E7CzF0Y2YekFMCxeiHkERL8mjuXvdvd9edf 6enz7VCbwuSOFBxpiNjYsUewxpeaXlrqP8Q5cIbZY6Z0qbLFyIoejHITWGVtsK1uspqN I91EOv4vMSyGeS3GJ4QeTBnlq6ezIBC+sgXtVV2/KGBD7kHFFgH4WxIKtkxuwfSDIgFM ifeg== X-Gm-Message-State: AJIora+fEOKqqVdnPX/xuXEEutxiLjQ3uTp1YAmxBgyZWI9SavgsY4hR ZXCoKgjZH4Xo1EKFmzuPvrLm1f0PKcHxajJTXVo= X-Google-Smtp-Source: AGRyM1te8fstC66xhFAGDhIiWIozHBQddMdCBqKBWAj60C3GvTmq3KDxI79wwJJNuwHct1gskx7Tx7XDXLawT8n9GyY= X-Received: by 2002:a17:902:7c13:b0:16a:4e69:a5c3 with SMTP id x19-20020a1709027c1300b0016a4e69a5c3mr16834206pll.132.1656629480519; Thu, 30 Jun 2022 15:51:20 -0700 (PDT) MIME-Version: 1.0 References: <180245D1-0DCD-4C2C-A26A-EF68578FD548@canb.auug.org.au> <20220630212153.GD11191@mcvoy.com> <20220630215445.GF11191@mcvoy.com> <171E1A5A-268F-44EE-967E-5EF49004F824@csp-partnership.co.uk> In-Reply-To: From: Marc Donner Date: Thu, 30 Jun 2022 18:51:09 -0400 Message-ID: To: Rik Schneider Content-Type: multipart/alternative; boundary="000000000000b6013c05e2b21bbe" Message-ID-Hash: 6Q3BDKIBSARRNAZ2VPZNNQTQKNBP4A3O X-Message-ID-Hash: 6Q3BDKIBSARRNAZ2VPZNNQTQKNBP4A3O X-MailFrom: marc.donner@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-tuhs.tuhs.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: The Eunuchs Hysterical Society X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: "9 skills our grandkids won't have" - Is this a TUHS topic? List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --000000000000b6013c05e2b21bbe Content-Type: text/plain; charset="UTF-8" Back when I worked at JPL in the late 1970s I was the most junior engineer, so my time slot on the computer (an SDS 930) was from 2AM to 4AM Monday, Wednesday, and Friday. Over time I got to know the guard who patrolled our building and we would hang out and chat when he came by and found me there with the machine room door open. After a while I was ordered to keep the computer room door closed, since keeping it open was unbalancing the A/C. Nonetheless he somehow managed to come in and find me quite regularly. One night I asked him how he knew when I was working. He told me that my program, when it was running, made a characteristic sound on his walkie-talkie. ===== nygeek.net mindthegapdialogs.com/home On Thu, Jun 30, 2022 at 6:19 PM Rik Schneider wrote: > Using a cheap pocket AM radio as an improvised signal probe. > --000000000000b6013c05e2b21bbe Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Back when I worked at JPL in the late 1970s I w= as the most junior engineer, so my time slot on the computer (an SDS 930) w= as from 2AM to 4AM Monday, Wednesday, and Friday.

Over time I got to know the guard who patrolled our building an= d we would hang out and chat when he came by and found me there with the ma= chine room door open.

After a while I = was ordered to keep the computer room door closed, since keeping it open wa= s unbalancing the A/C.

Nonetheless he = somehow managed to come in and find me quite regularly.
One night I asked him how he knew when I was working.=C2= =A0 He told me that my program, when it was running, made a characteristic = sound on his walkie-talkie.


On Thu, Jun 30= , 2022 at 6:19 PM Rik Schneider <unix@deranged.schneider.org> wrote:
Using a cheap pocket AM radio as an impr= ovised signal probe.
--000000000000b6013c05e2b21bbe--