Why do some TikTok accounts grow with average content?

Sometimes an account grows quickly because its content matches what the algorithm wants to push, even if the content itself seems average.

Consistency and good hooks often matter more than having the highest-quality content.
A simple video that keeps people watching can grow faster than a polished video that gets skipped.

sometimes it comes down to luck. You could post average content, but it happened to get shared out to a group of friends, and it was shared out even more. Tiktok could use this signal to give the content a boost even when it appears average