BETA
Chapter 1
The algorithm behind the velocity
Chapter 2
The psychological urge to mimic
Chapter 3
The lifecycle of a digital trend
Chapter 4
Global micro trends and regional speed
YOUR GOAL
Master of Why digital trends die fast
Ch 1 · The algorithm behind the velocity
dash TikTok Algorithm Fast Trends
Your 'For You' page, Sets the stage, Trends fly by in 48.
dash Older platforms relied on chronological timelines, which capped how fast information could spread.
dash Every uploaded video is automatically shown to a small test audience of 100 to 500 users.
Fun Fact
Algorithmic speed: The algorithm can determine your niche interests in less than forty minutes of passive watching.
Glossary
velocity (noun)
The speed of something in a given direction. ByteDance programmed its video distribution system to measure rapid engagement, shelving trends after forty-eight hours.
The speed of something in a given direction. ByteDance programmed its video distribution system to measure rapid engagement, shelving trends after forty-eight hours.
Quiz
Before the rise of recommendation engines, how did early social platforms like Twitter organize feeds?
Quiz
What is the name of the recommendation engine developed by ByteDance for Douyin and TikTok?
Quiz
In what year did the technology company ByteDance launch the short-form video application Douyin in China?
Quiz
Unlike traditional platforms that rely on a social graph of friends, what does TikTok's algorithm build?
Quiz
What is the minimum video completion rate typically required for a TikTok video to graduate to larger audiences?
Quiz
What term describes the rapid user fatigue caused by recommendation engines over-delivering similar content?
Quiz
What specific user metric does the TikTok recommendation algorithm prioritize to measure interest?