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What Neuralink is missing (it turns out that connecting brains with computers is the easy part)
(www.theatlantic.com)
This is a most excellent place for technology news and articles.
Pretty sure these things need to be certified and there are laws about what parts you are and are not allowed to use.
Not saying highly regulated industries don't ever have problems (look at Boeing), but it's not like they can just arbitrarily decide to cut costs wherever.