A One-Minute ADHD Test
I’m writing 30 posts in 30 days at Inkhaven. This is number 23. There is a six-question test for ADHD that takes a minute to complete. If you score highly on it, you are likely to have ADHD and have a strong reason to talk to a psychiatrist about getting medication. It’s a low-effort way […]
RuBee
2025-11-22 I have at least a few readers for which the sound of a man’s voice saying ”government cell phone detected” will elicit a palpable reaction. In Department of Energy facilities across the country, incidences of employees accidentally carrying phones into secure areas are reduced through a sort of automated nagging. A device at the […]
Japan’s gamble to turn island of Hokkaido into global chip hub
11 hours ago ShareSave Suranjana TewariAsia business correspondent, Hokkaido, Japan ShareSave Getty Images The island of Hokkaido has long been an agricultural powerhouse – now Japan is investing billions to turn it into a global hub for advanced semiconductors. More than half of Japan’s dairy produce comes from Hokkaido, the northernmost of its main islands. […]
The Cloudflare outage was a good thing
Cloudflare, the CDN provider, suffered a massive outage today. Some of the world’s most popular apps and web services were left inaccessible for serveral hours whilst the Cloudflare team scrambled to fix a whole swathe of the internet. And that might be a good thing. The proximate cause of the outage was pretty mundane: a […]
We stopped roadmap work for a week and fixed 189 bugs
It’s Friday at 4pm. I’ve just closed my 12th bug of the week. My brain is completely fried. And I’m staring at the bug leaderboard, genuinely sad that Monday means going back to regular work. Which is weird because I love regular work. But fixit weeks have a special place in my heart. What’s a […]
B-Trees: Why Every Database Uses Them
Understanding the data structure that makes databases fast on disk Your database has 10 million user records. You query for one user by ID. The database returns the result in 3 milliseconds. How? If the database scanned all 10 million records sequentially, it would take seconds, maybe minutes. But databases don’t scan. They use an […]
Ask HN: Hearing aid wearers, what’s hot?
One of my Phonak Audeo 90’s (RIC) died the other day after 5 years and I’m shopping for new. What’s your go to hearing aid currently if you’ve upgraded recently or have been thinking of doing so? Moderate loss, have worn them for many years, enjoy listening to music and nature, but also need help […]
Passing the Torch – My Last Root DNSSEC KSK Ceremony as Crypto Officer 4
Many years ago, when I was but an infant, the first computers were connected on the ARPANET – the seminal computer network that would eventually evolve to become the Internet. Computers at the time were large and expensive; indeed the first version of NCP – the predecessor of TCP/IP – only countenanced roughly 250 computers […]
X’s new country-of-origin feature reveals many ’US’ accounts to be foreign-run
X’s new country-of-origin feature shakes MAGA and Democrat circles as many ’US’ accounts revealed to be foreign-run ByShuvrajit Das Biswas Published on: Nov 23, 2025 07:22 am IST Share Via Copy Link Elon Musk’s X, formerly Twitter, has rolled out a feature where going to the ‘Joined’ tab on one’s profile, displays the country of […]
Liva AI (YC S25) Is Hiring
Liva’s mission is to make AI look and sound truly human. The AI voices and faces today feel off, and lack the capability to reflect diverse people across different ethnicities, races, accents, and career professions. We’re fixing that by building the world’s richest library of human voice and video data, fueling the next generation of […]