<p><pre><code> At unprecedented depths of up to 7 mm with millisecond precision.
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That right there is the huge problem. Personal opinion only but using organoids [2] would permit that 7mm depth to become something useful. [1]<p>[1] The $100-million-plus effort aimed to develop new technologies that will produce a dynamic picture of the human brain, from the level of individual cells to complex circuits. (<a href="https://www.livescience.com/29365-human-brain.html" rel="nofollow">https://www.livescience.com/29365-human-brain.html</a>)<p>[2] <a href="https://journalistsresource.org/tip-sheets/research/organoid-brain-research-explainer/" rel="nofollow">https://journalistsresource.org/tip-sheets/research/organoid...</a>