How Does Spotify’s Recommendation System Work?
Every Monday morning, Spotify hands me a playlist of thirty songs it thinks I’ll love — and it’s right often enough that Discover Weekly…
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Every Monday morning, Spotify hands me a playlist of thirty songs it thinks I’ll love — and it’s right often enough that Discover Weekly…
YouTube’s recommendation system is responsible for more than 70% of watch time on the platform. Read that again: the majority of what humanity watches…
Here’s a party trick I sometimes do: I ask someone to open Netflix on their phone while I open it on mine, and we…
The first time Google put an AI-written paragraph at the top of my search results, I had two reactions in quick succession: “oh, that’s…
I test AI search tools the way some people test restaurants — obsessively, comparatively, and with strong opinions I’m happy to share unprompted. Over…
The little numbered links in AI answers — [1], [2], [3] — are the most important interface element in modern search, and almost nobody…
I have a confession that will surprise no one who knows me: I barely use traditional search anymore for the first pass on a…
A friend recently asked me, with complete sincerity, whether ChatGPT and Google’s AI Mode were “basically the same thing now.” I understood the confusion…
A client called me last spring with a strange complaint. His site ranked on page one of Google for a dozen solid keywords, traffic…
Last month I did something slightly unhinged: every time I used AI search for anything factual — a date, a statistic, a how-it-works explanation,…
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