The brain might need only 12W, but I guarantee you that their setup maintaining 10 orders of magnitude fewer neurons in a dish is already using far more than th

The brain might need only 12W, but I guarantee you that their setup maintaining 10 orders of magnitude fewer neurons in a dish is already using far more than that. I get that brains are far more efficient than computers. What I'm wondering is how a business case can be made today for even considering an approach like this.