Hacker News: scentoni

New comment by scentoni in "Air Powered Segment Display? [video]"

scentoni — Tue, 14 Apr 2026 00:02:27 +0000

If the active elements were convex instead of concave, I can imagine this being useful for people with visual impairments. How does this compare to existing technologies for braille displays?

New comment by scentoni in "Oracle slashes 30k jobs"

scentoni — Tue, 31 Mar 2026 20:44:03 +0000

The present US government would delight in finding a new way to funnel more yachtloads of cash to Larry Ellison, legally or otherwise, as long as someone in the regime gets something out of it.

The 'doorman fallacy': why careless adoption of AI backfires so easily

scentoni — Thu, 25 Dec 2025 17:49:34 +0000

Article URL: https://theconversation.com/the-doorman-fallacy-why-careless-adoption-of-ai-backfires-so-easily-268380

Comments URL: https://news.ycombinator.com/item?id=46385898

Points: 7

# Comments: 2

New comment by scentoni in "Secret Documents Show Pepsi and Walmart Colluded to Raise Food Prices"

scentoni — Tue, 16 Dec 2025 04:51:18 +0000

The greatest enemy of a free market is a successful capitalist.

Vim: You probably don't want to use Netrw

scentoni — Mon, 04 Aug 2025 22:56:21 +0000

Article URL: https://kitsugo.com/blog/netrw-experience/

Comments URL: https://news.ycombinator.com/item?id=44792266

Points: 3

# Comments: 1

New comment by scentoni in "A maths proof that is only true in Japan"

scentoni — Fri, 06 Jun 2025 16:56:18 +0000

In taxicab geometry, π=4 https://en.wikipedia.org/wiki/Taxicab_geometry

New comment by scentoni in "Alternatives to cosine similarity"

scentoni — Tue, 08 Oct 2024 18:20:13 +0000

Cosine similarity of two normalized vectors is just the length of the projection of one vector on the other. That gives a very intuitive geometric meaning to cosine similarity. https://en.wikipedia.org/wiki/Vector_projection

New comment by scentoni in "Butterflies accumulate static electricity to attract pollen without contact"

scentoni — Tue, 30 Jul 2024 23:34:13 +0000

That's a myth started by one guy. https://slate.com/technology/2021/10/botanical-sexism-viral-...

New comment by scentoni in "Our Underground Future (2012)"

scentoni — Fri, 28 Jun 2024 18:22:40 +0000

And past: https://en.wikipedia.org/wiki/Derinkuyu_underground_city

New comment by scentoni in "CVE-2023-52424 – New WiFi Vulnerability: The SSID Confusion Attack"

scentoni — Wed, 15 May 2024 20:16:35 +0000

> Affected software: All WiFi clients

> Affected platforms: All operating systems

CVE-2023-52424 – New WiFi Vulnerability: The SSID Confusion Attack

scentoni — Wed, 15 May 2024 20:15:48 +0000

Article URL: https://www.top10vpn.com/research/wifi-vulnerability-ssid/

Comments URL: https://news.ycombinator.com/item?id=40371833

Points: 5

# Comments: 3

New comment by scentoni in "Coronal mass ejection impact imminent, two more earth-directed CMEs"

scentoni — Fri, 10 May 2024 19:13:10 +0000

"The Threat of a Solar Superstorm Is Growing—And We’re Not Ready" https://www.scientificamerican.com/article/the-threat-of-a-s...

Discussed in https://news.ycombinator.com/item?id=40196820

Slide Rule Pens and Pencils

scentoni — Fri, 10 May 2024 19:08:14 +0000

Article URL: https://sliderulemuseum.com/Pencils.shtml

Comments URL: https://news.ycombinator.com/item?id=40322748

Points: 3

# Comments: 0

New comment by scentoni in "China’s Moon atlas is the most detailed ever made"

scentoni — Thu, 02 May 2024 21:56:44 +0000

https://www.forbes.com/sites/startswithabang/2019/09/20/this...

New comment by scentoni in "China’s Moon atlas is the most detailed ever made"

scentoni — Thu, 02 May 2024 21:37:17 +0000

No, you're probably thinking of this: https://news.ycombinator.com/item?id=18340693 (He4 exposure temporarily messes up iPhones by glitching their MEMS clocks)

Jury Awards Splunk $1 for Software Copyright Win over Cribl

scentoni — Mon, 22 Apr 2024 22:56:44 +0000

Article URL: https://news.bloomberglaw.com/litigation/splunk-jury-gives-it-1-for-software-copyright-win-against-cribl

Comments URL: https://news.ycombinator.com/item?id=40124181

Points: 10

# Comments: 0

Tex. hack may be first disruption of U.S. water system by Russia

scentoni — Wed, 17 Apr 2024 16:48:40 +0000

Article URL: https://www.washingtonpost.com/politics/2024/04/17/tex-hack-may-be-first-disruption-us-water-system-by-russia/

Comments URL: https://news.ycombinator.com/item?id=40067218

Points: 3

# Comments: 5

New comment by scentoni in "Jacob Linzbach's universal writing system (1916)"

scentoni — Sat, 30 Mar 2024 16:32:59 +0000

Documented here https://tck.mn/transalg/ in a pre-release version of the constructed language https://en.wikipedia.org/wiki/Interlingue and with English translation.

A 192-year heatmap of presidential elections with a Hilbert-like y axis (2016)

scentoni — Sat, 30 Mar 2024 15:31:21 +0000

Article URL: http://sappingattention.blogspot.com/2016/12/a-192-year-heatmap-of-presidential.html

Comments URL: https://news.ycombinator.com/item?id=39875780

Points: 2

# Comments: 0

New comment by scentoni in "United States vs. Apple"

scentoni — Mon, 25 Mar 2024 16:28:33 +0000

It boils down to the DoJ wants to force "Super Apps" like WeChat. That is something I absolutely don't want because then everyone will be forced to use it, like in China. Super Apps are what's intrinsically anticompetitive.