He’s probably responsible for more wealth creation than anybody in the last hundred years just from those two projects.
It's really astonishing to see all the recent drama around GitHub/GitLab. Hard to believe those are multibillion dollar companies when their entire existence can be summed up as "Filling in some gaps in git". Like, if Linus Torvalds would just dedicate a few months and build that functionality directly into git, both those companies' value propositions would fall off the face of the earth.
Edit: I mean, their value propositions to internal teams would disappear. They would still have value as social networks and as centralized hosting.
Nothing happens in few months with one guy. Even if it's Linus Torvolds. There are 1300 contributors to the project - https://github.com/git/git