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=-1.0 required=5.0 tests=MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 10581 invoked from network); 3 Feb 2021 22:19:36 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 3 Feb 2021 22:19:36 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 41C0A9C9AD; Thu, 4 Feb 2021 08:19:33 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id AD7089BA43; Thu, 4 Feb 2021 08:19:12 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id E29929BA43; Thu, 4 Feb 2021 08:19:09 +1000 (AEST) Received: from nsstlmta27p.bpe.bigpond.com (nsstlmta27p.bpe.bigpond.com [203.38.21.27]) by minnie.tuhs.org (Postfix) with ESMTPS id E9C329BA40 for ; Thu, 4 Feb 2021 08:19:08 +1000 (AEST) Received: from smtp.telstra.com ([10.10.24.4]) by nsstlfep27p-svc.bpe.nexus.telstra.com.au with ESMTP id <20210203221906.UBMU1164.nsstlfep27p-svc.bpe.nexus.telstra.com.au@smtp.telstra.com> for ; Thu, 4 Feb 2021 09:19:06 +1100 X-RG-Spam: Unknown X-RazorGate-Vade: gggruggvucftvghtrhhoucdtuddrgeduledrgedvgdduheekucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuuffpveftpgfvgffnuffvtfetpdfqfgfvnecuuegrihhlohhuthemucegtddtnecunecujfgurhepfffhvffujgfkfhgfgggtsehttddttddtredvnecuhfhrohhmpeffrghvvgcujfhorhhsfhgrlhhluceouggrvhgvsehhohhrshhfrghllhdrohhrgheqnecuggftrfgrthhtvghrnhepkeeiteejueeuhfefgeeuvdduieefvedugfevtdffkefhffejkefhuddtteehtefhnecukfhppeduuddtrddugedurdduleefrddvfeefnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehhvghloheprghnvghurhhinhdrhhhorhhsfhgrlhhlrdhorhhgpdhinhgvthepuddutddrudeguddrudelfedrvdeffedpmhgrihhlfhhrohhmpeeouggrvhgvsehhohhrshhfrghllhdrohhrgheqpdhrtghpthhtohepoehtuhhhshesthhuhhhsrdhorhhgqe X-RazorGate-Vade-Verdict: clean 0 X-RazorGate-Vade-Classification: clean X-RG-VS-CLASS: clean Received: from aneurin.horsfall.org (110.141.193.233) by smtp.telstra.com (5.8.420) id 5FE6CD410AE4986B for tuhs@tuhs.org; Thu, 4 Feb 2021 09:19:06 +1100 Received: from aneurin.horsfall.org (localhost [127.0.0.1]) by aneurin.horsfall.org (8.15.2/8.15.2) with ESMTP id 113MJ5NJ088534 for ; Thu, 4 Feb 2021 09:19:05 +1100 (EST) (envelope-from dave@horsfall.org) Received: from localhost (dave@localhost) by aneurin.horsfall.org (8.15.2/8.15.2/Submit) with ESMTP id 113MJ4Kc088531 for ; Thu, 4 Feb 2021 09:19:05 +1100 (EST) (envelope-from dave@horsfall.org) X-Authentication-Warning: aneurin.horsfall.org: dave owned process doing -bs Date: Thu, 4 Feb 2021 09:19:04 +1100 (EST) From: Dave Horsfall To: The Eunuchs Hysterical Society In-Reply-To: Message-ID: References: <202009190151.08J1pYnb066792@tahoe.cs.dartmouth.edu> <202009201842.08KIgn2f022401@freefriends.org> <04211470-AD63-452A-A0BB-6A7A6FD85AAE@gmail.com> <202009202026.08KKQ2x6137303@tahoe.cs.dartmouth.edu> <20210202234703.GH4227@mcvoy.com> <20210203001900.GI4227@mcvoy.com> User-Agent: Alpine 2.21.9999 (BSF 287 2018-06-16) X-GPG-Public-Key: http://www.horsfall.org/gpgkey.pub X-GPG-Fingerprint: 05B4 FFBC 0218 B438 66E0 587B EF46 7357 EF5E F58B X-Home-Page: http://www.horsfall.org/ X-Witty-Saying: "chmod 666 the_mode_of_the_beast" MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Subject: Re: [TUHS] reviving a bit of WWB 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: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" On Tue, 2 Feb 2021, M Douglas McIlroy wrote: > > I'm trying to get my head around a 10-bit machine optimised for C. > > How about 23-bits? That was one of the early ESS machines, evidently > optimized to make every bit count. (Maybe a prime wordwidth helps with > hashing?) 23 bits? I think I'm about to throw up... Yeah, being prime I suppose it would help with hashing (and other crypto stuff). > Whirlwind II (built in 1952), was 16 bits. It took a long while for that > to become common wisdom. Now that goes back... -- Dave