Sci-Fi stories about enhancing brain capacity and mind expansion are fascinating.
https://www.rottentomatoes.com/m/limitless
https://www.thrillist.com/entertainment/nation/limitless-movie-review
https://www.rottentomatoes.com/m/lucy_2014
https://tvtropes.org/pmwiki/pmwiki.php/Film/Lucy
https://thedigitallabyrinth.blogspot.com/search?q=Limitless+and+Lucy