[skulk]

The Thought Emporium, a YouTube channel, has some videos that demonstrate how something like this could be built:

Growing Rat neurons to play DOOM (unfinished): part 1 -- https://www.youtube.com/watch?v=bEXefdbQDjw; part 2 -- https://www.youtube.com/watch?v=c-pWliufu6U

Growing human neurons: https://www.youtube.com/watch?v=V2YDApNRK3g