Not really a convincing article. Trends can change without the sky falling. While the young do tend to take more risks they're also poorer as a group. Perhaps the run of billionaire founders was a fluke that won't often repeat. Many came out of tech, which is a maturing industry.
This is a really interesting article.<p>Perhaps the low hanging fruit is now gone. Perhaps it's going to be harder in future to establish really large companies.<p>Of course there are many valuable companies yet to be created, but perhaps an era is starting to come to a close.