He would pay to have his videos as ads on other people’s videos.
E.g., I’d go to watch a video of SmarterEveryDay, and Tai Lopez would show up as an ad, telling me all about his Lamborghinis and bookshelves of books he’d never read. And people would just watch the full ad, even after they could’ve skipped (5s).
That was an interesting era of YouTube, for sure.