Right now these are planar devices. If you stack you can get orders of magnitude more. That's why you can get absurd memory capacities in things like nitrogen d

Right now these are planar devices. If you stack you can get orders of magnitude more. That's why you can get absurd memory capacities in things like nitrogen defect diamonds [0]. [0] https://advances.sciencemag.org/content/2/10/e1600911.full https://advances.sciencemag.org/content/2/10/e1600911.full