So, you using JavaScript, just like millions of other users, raises the language's profile by usage. He definitely is able to profit indirectly from JavaScript

So, you using JavaScript, just like millions of other users, raises the language's profile by usage. He definitely is able to profit indirectly from JavaScript by virtue of being the author of the most used programming language, he can leverage that association to be invited to paid conferences and talks, write books, sit on boards, or any other avenues via association he chooses to employ for economic gain. Making the nuance of direct vs indirect is a false dichotomy