So you're in disagreement with Hinton?
https://www.axios.com/artificial-intelligence-pioneer-says-w...
I've heard the argument made about "in memory compute" - and I do know that various companies have made hardware toward that direction (and some of it has very low power requirements).
I just find it compelling that Hinton - at least as of 2 years ago - has this viewpoint that we should be rethinking the concept of backprop...