Interesting. If this is further developed, we’ll need to know A. How long the learned data stays accessible to the subject?
B. Is there muscle memory along with intellectual knowledge?
C. What if you do not agree with the data you’ve been given, can this new data be overridden or removed at the choosing of the subject?
D. How easy will it be for such data uploads to be hacked, and substituted with misinformation?
Time will tell, if this experiment becomes truly viable.
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Read a good book.