Right; what I'm pointing out is that your comment isn't saying "if only we could raytrace in WebGL, we would have better graphics". It's saying "both raytracing

Right; what I'm pointing out is that your comment isn't saying "if only we could raytrace in WebGL, we would have better graphics". It's saying "both raytracing and forward rendering (and so on) have problems, and we need new techniques entirely if we want to model reality accurately".