Slope

The other thing I'll say about that article is that it was entirely underwhelming considering it took them months to put together. Almost everything in the article has already been reported and it was

Views
Views
Loading velocity curve…
Views / houraverage velocity since it published
Peak velocitythe hottest sustained views/hr it ever hit
vs. their normalpace relative to this creator's own baseline
Engagementlikes per view — real engagement is hard to fake
Agehow early Slope caught this surge