I agree, on mobile, the average device+browser today is not going to run WebGL well or not at all. But, beta versions of browsers on the same devices show good

I agree, on mobile, the average device+browser today is not going to run WebGL well or not at all. But, beta versions of browsers on the same devices show good performance. I think it's just a matter of time. But again, right now, of course native on mobile is the way to go.