It is funny how we have WebNN API coming, but it is so slow to arrive that we are misusing graphics APIs to do NN again. Anyone have a clue when WebNN API will arrive? It would be significantly more power efficient than using WebGPU/WebGL.

https://www.w3.org/TR/webnn/

Seems to be in development over at Chrome: https://chromestatus.com/feature/5738583487938560