- Facebook in the mid-2000s: first a narrow audience of universities, then expansion to the broader world — and the user graph suddenly bends upward.
- Zoom in March 2020: a few weeks — and the entire planet is using one app.
- ChatGPT in 2022: one million users in 5 days, one hundred million in two months.
- TikTok в 2018–2020: молодая аудитория, вирусный контент, умные алгоритмы — и рост быстрее, чем у Instagram на пике.
These cases are not just “nice examples from books.”
They are a reminder of one key feature of the hockey stick: for a long time, it feels slow — and then suddenly, it’s “too fast.”