Not necessarily, because you get Web games via cloud streaming, where developers get a better experience and tooling instead of trying to work within the constraints of Web 3D APIs.

>Web games via cloud streaming

Is there anyone out there actually making money from this?

Also this neglects the Apple problem.

Yes, all the studios that get money from Amazon Luna, NVidia GeForce NOW, Sony PS Portal, and Microsoft GamePass offerings.

So not that many is what you're saying in comparison to apple/android apps