Guides worth opening
Twenty pieces per page. The top half is what people actually open. Under that, the newest writing. Free tools live at /tools if you need a lookup, not a long read.
Most read
Ransomware for people who just want their photos back
How home infections start, what to do in the first hour, and backups that survive the event.
2 clicksPublic WiFi: what the hotspot can see
Cafés, airports, and hotels: when to tether, when to use a VPN, and how to confirm the IP changed.
2 clicksWhy a password manager beats a clever memory
Reuse is the breach. Unique logins, a vault, and a way to move without a heroic weekend.
2 clicksHow to use a VPN in real life
Travel WiFi, work, streaming, and P2P: what a tunnel changes, what it does not, and how to confirm the new IP.
2 clicksEveryday cyber security: protect your IP, accounts, and home network
How phishing, public WiFi, and a visible IP actually work, and the short habits that cut most of the risk.
2 clicksDeepfake scams: when the face on the call is not real
AI voice clones and video fakes now run the old cons. The 25 million dollar Arup call, fake Elon Musk crypto ads, voice-clone family emergencies, and the code word that beats them.
1 clickWhat is a blockchain, really?
A shared record book nobody owns and everybody can check. What blockchain technology solves, how blocks get added, whether it can be hacked, and when a plain database is the honest answer.
1 clickCan someone find me from my IP address?
IP lookup and IP geolocation show city, country, and ISP from your public IP address. They cannot show your house. Check what is my IP, then learn what an IP tracker actually reveals.
1 clickThe dark web is not a Google tab with the lights off
Clearnet, deep web, Tor onions. Crime, journalists, and the scams that only need you scared.
1 clickiPhone vs Android: two ideas of permission
Stores, sideloading, location all the time, and why a cheap phone stops getting fixes.
1 clickNewly added
Ada Lovelace: the first programmer, a century early
Byron's daughter, Babbage's Analytical Engine, Note G, and how she saw music and symbols in a machine that was never built.
0 clicksQuantum computing, without the hype: what is actually real
Google's Willow headlines, why qubits are fragile, harvest-now-decrypt-later, and the post-quantum encryption already rolling into your apps.
0 clicksAI's power hunger: why chatbots need nuclear plants
Data centers, Three Mile Island restarts, household bills near server farms, and the uncomfortable physics behind every AI answer.
0 clicksAI slop: how machine junk is flooding the internet
Fake images, empty articles, bot traffic, and the dead-internet feeling. Why generative junk exploded, what it costs search and trust, and how to browse through it.
0 clicksAI in your pocket: what on-device AI actually changes
Phones that run models locally, NPUs, privacy without a data-center round trip, and why the assistant on your device is a turf war.
0 clicksThe chip war: why Taiwan, ASML, and export bans decide your tech
One Dutch company makes the machines, one island makes the chips, and the US–China fight over semiconductors reshapes phones, AI, and prices.
0 clicksAI agents: when the chatbot starts clicking for you
From answering questions to booking flights and filling forms. What agents are, what they already do well, prompt injection, and the rules for letting software run errands.
0 clicksWill AI take your job? What has actually happened so far
Translators review machines now, illustrators lost clients, electricians boomed. What AI really automates, whose ladder is thinning, and what a normal person should do about it.
0 clicksThe hidden humans behind AI: who really trains the machines
Data labelers, answer rankers, and the moderators who read the worst of the internet so chatbots could refuse it. The workforce the AI story leaves out.
0 clicksWhy AI makes things up: hallucinations explained
The lawyer fined for citing six cases that never existed, the airline forced to honor its chatbot's invented policy, and why fluent machines fabricate — plus how to use them safely.
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