Technology explained simply
Clear, diagram-led explanations of the technology everyone uses and few can explain: how the internet was built, how Google Search ranks pages, how ChatGPT writes, what app permissions give away and why famous products failed.
12 famous product failures, from New Coke to Quibi, and the design lesson each one teaches
Twelve famous product failures, from New Coke and Google Glass to Quibi, Juicero and the Tata Nano: what happened, how long each lasted and the lesson in each.
App permissions explained: what each one lets an app see, and which to allow
App permissions explained for Android and iPhone: what camera, location, contacts, SMS and accessibility access allow, which to refuse and how to check them.
History of the internet: from a two-letter message in 1969 to six billion people online
The history of the internet from packet switching and ARPANET (1969) to TCP/IP, the web, mobile and India's data boom, in an interactive timeline with sources.
How does ChatGPT work? Tokens, transformers, training and why it sometimes makes things up
How ChatGPT works, in plain English: it predicts the next token using a transformer trained on vast text, then tuned with human feedback. With diagrams.
How does Google Search work? Crawling, indexing, ranking and AI Overviews, explained simply
How Google Search works in three stages, crawling, indexing and serving, and how PageRank, BERT and AI Overviews fit in. With diagrams and Google's own docs.