What is going on with human intelligence: does it go back for technology?

In the film “American Beauty”, the protagonist Kevin Spacey tells at first a detail that reveals how miserable his existence is: he gets up, takes a shower, masturbates at that moment and from there, all the rest of the day “goes in free fall”. That minute in the bathroom is the peak, ceiling or maximum point of his daily emotionality.Can something similar be happening with the intelligence or cognition of human beings? The debate took strength …