Borderline DeskMexico caravan walks on despite Trump tariff threat Roads DeskDubbo's $263m Aunty Pearl Gibbs Bridge opens to traffic AmplifiedAnberlin — Never Take Friendship Personal Game ReviewsGTA VI pre-orders top US$1bn as some boxes ship bad codes AustraliaEastern waterbird survey finds no sign of bird flu yet AmplifiedEmery — The Question EV DeskVE Motion's Murray Bridge e-trailer aims to halve diesel Computing DeskFAA ground stop blamed on copper-to-fibre line upgrade AmplifiedDemon Hunter — Summer of Darkness AustraliaAdelaide Christmas Pageant draws 335,000 as Magic Cave waits AI DeskGrok Bot fixes add about 7% more plan usage AmplifiedNorma Jean — Bless the Martyr and Kiss the Child SpaceX DeskSpaceX walks back Starship booster abort explanation Tesla DeskTesla offers Cybercab at US$29,990, plus US$299 a month Space DeskStarship Flight 15's Ship 42 caught at Starbase Christian DeskPope Leo back in Chiclayo: every Christian is a missionary Hacking DeskCheck Point zero-day gave hackers root on firewalls Tech DeskChatGPT Wallet lets OpenAI's agents pay, US only for now BreakingTrump, Xi and Putin to meet in Shenzhen on Thursday United StatesSupreme Court to rule on Trump's border asylum ban

Borderline DeskMexico caravan walks on despite Trump tariff threat Roads DeskDubbo's $263m Aunty Pearl Gibbs Bridge opens to traffic AmplifiedAnberlin — Never Take Friendship Personal Game ReviewsGTA VI pre-orders top US$1bn as some boxes ship bad codes AustraliaEastern waterbird survey finds no sign of bird flu yet AmplifiedEmery — The Question EV DeskVE Motion's Murray Bridge e-trailer aims to halve diesel Computing DeskFAA ground stop blamed on copper-to-fibre line upgrade AmplifiedDemon Hunter — Summer of Darkness AustraliaAdelaide Christmas Pageant draws 335,000 as Magic Cave waits AI DeskGrok Bot fixes add about 7% more plan usage AmplifiedNorma Jean — Bless the Martyr and Kiss the Child SpaceX DeskSpaceX walks back Starship booster abort explanation Tesla DeskTesla offers Cybercab at US$29,990, plus US$299 a month Space DeskStarship Flight 15's Ship 42 caught at Starbase Christian DeskPope Leo back in Chiclayo: every Christian is a missionary Hacking DeskCheck Point zero-day gave hackers root on firewalls Tech DeskChatGPT Wallet lets OpenAI's agents pay, US only for now BreakingTrump, Xi and Putin to meet in Shenzhen on Thursday United StatesSupreme Court to rule on Trump's border asylum ban

Sunday 15 November 2026

Linus Torvalds and the Linux kernel, in ten puzzles

Ten puzzles on Linus Torvalds and the Linux kernel, from a phonetic alphabet opener to a bifid closer. Answers at the foot.

Cipher Sunday 15 November 2026, open calendar3 min read

Linus Torvalds announced Linux in 1991 as just a hobby. Photo: Renato.pierri / Wikimedia Commons (CC BY-SA 4.0), cropped and modified

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In August 1991 a Helsinki student posted that he was writing a free operating system, just a hobby. That hobby now runs most servers on Earth.

A small Tux penguin toy sitting on a green desk with an old meter behind it — Linus Torvalds announced Linux in 1991 as just a hobby. Photo: Renato.pierri / Wikimedia Commons (CC BY-SA 4.0), cropped and modified

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Cipher Sunday 15 November 2026 at 5:56 am Adelaide, open calendar3 min read

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