Being able to read a book and compare it to the movie has helped me to be literate in writing details. I may see a movie and remember a line in the book that was not included. Attention to details has been something I have learned this way.
This is how Australia reacted after a massacre in which 2 children were killed. They banned assault weapons, collected the guns and destroyed them. In the 18 years before the law, Australia suffered 13 mass shootings - but not one in the 14 years after the law took full effect.