Ciro Santilli @cirosantilli 37

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USB-C Updated 2025-07-16

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ARM Cortex-M0+ Updated 2025-07-16

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Art Updated 2025-07-16

Stuff that is beautiful but useless because it does not make food or houses cheaper.

Or from Ciro Santilli's best random thoughts:

Without technology, one cannot survive. Without art, one cannot live.

But that sure enough has a Jesus semi-precursor, and likely many others: man shall not live by bread alone.

There is some art however that lives in the fine intersection between beauty and usefulness:

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Ionic bond Updated 2025-07-16

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QET Labs Updated 2025-07-16

www.bristol.ac.uk/qet-labs/

Quantum Engineering Technology Labs presentation video (2022)

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Waring's problem Updated 2025-07-16

And when it can't, attempt to classify which subset of the integers can be reached. E.g. Legendre's three-square theorem.

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2-transitive group Updated 2025-07-16

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Artificial life Updated 2025-07-16

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Carl Zeiss SMT Updated 2025-07-16

Subsidiary of Carl Zeiss AG and also part owned by ASML, sole optics vendor of ASML as of 2020.

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d-orbital Updated 2025-07-16

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Fermentation Updated 2025-07-16

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f-orbital Updated 2025-07-16

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p-orbital Updated 2025-07-16

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SingularityNET Updated 2025-07-16

singularitynet.io/

Ben Goertzel's fog computing project to try and help achieve AGI.

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University of Cambridge slang Updated 2025-07-16

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ASCII art Updated 2025-07-16

It should be a crime to automatically generate ASCII art from images.

For some ASCII art in the Bitcoin blockchain see: ASCII art.

Random fun mentions:

en.wiktionary.org/wiki/roflcopter | knowyourmeme.com/memes/roflcopter
www.ludd.ltu.se/~vk/pics/ascii/junkyard/misc/who's_who.txt "Who's who in the ascii art world" contains a list of well known artists with their signatures

        z

        ^
        |    *------*
        |   /|      /
        |  / |     /|
top -------*------* |
        |  | *----|-*
        |  |/     | /
        |  |      |/
bottom ----*------*
        |  |      |
        +--|------|-----> y
       /   |      |
      /    |      |
  x  /     |      |
    v
          left   right

3D cube plot ASCII art by Ciro Santilli (2021)

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CIA 2010 covert communication websites / iranfootballsource.com Updated 2025-07-16

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Classification of 6-transitive groups Updated 2025-07-16

math.stackexchange.com/questions/700235/is-there-an-easy-proof-for-the-classification-of-6-transitive-finite-groups says there aren't any non-boring ones.

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Conjecture reduction to a halting problem Updated 2025-07-16

bbchallenge.org/story#what-is-known-about-bb lists some (all?) cool examples,

BB(15): Erdős' conjecture on powers of 2, which has some relation to Collatz conjecture
BB(27): Goldbach's conjecture
BB(744): Riemann hypothesis
BB(748): independent from the Zermelo-Fraenkel axioms
BB(7910): independent from the ZFC

wiki.bbchallenge.org/wiki/Cryptids contains a larger list. In June 2024 it was discovered that BB(6) is hard.

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Cool data embedded in the Bitcoin blockchain / 503: Bitcoin over capacity Updated 2025-07-16

Starting tx a87d406fae047258a12923b3c11a797a5765bd8f868df5c7e9b1cead0e92c9c1: the message:

503: Bitcoin over capacity!

appears about 13 thousand times. WTF happened?

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