The Story
Houston, 2010.
A speaking event. 500 people in the room.
Brené Brown was a research professor studying shame and vulnerability. She wasn't famous. She wasn't expecting anything to come from it.
That talk now has over 60 million views. It's one of the most-watched talks of its kind in history. But it didn't take off because of luck, or timing, or some algorithm quirk.
Two specific things made it spread. And both of them apply directly to your talk.