How about just answering the question then?
> You rely on my software every time you use a browser, a smartphone, or a gaming console.
ESR is known for his books, not for his code.
http://www.libpng.org/pub/png/src/libpng-LICENSE.txt
I wouldn't call that "people depending on MY software everyday".
You and I wouldn't but the person who calls himself "one of the senior cadre who make the internet work" [paraphrasing there] certainly would.
1) I don't think he made any major useful contributions, ever. He made some marginal contributions, but on the level of major league OSS players. The only exception is his C&tB book.
2) I didn't assume, I asked, hence the question mark at the end of my, er, question. I also added as a informational point that I don't recall anything. And, no, it's not because I don't follow OSS or software developments in general.