How did the guy who invented web 2.0 make 1.5 billion?

I WANT TO KNOW

How did the guy who invented web 2.0 make 1.5 billion?
The guy who invented web 2.0 didn't make 1.5 billion.





... because there wasn't "a guy" who invented it.





Web 2.0 is a buzzword that loosely means "The wide collection of best practises that are used on websites in the 21st century".





Those best practises were developed by many different people over the past decade.