> I think of football as one of the killer apps for tv And just like killer apps of other technologies there were supplementary instruction books: https://www.

> I think of football as one of the killer apps for tv And just like killer apps of other technologies there were supplementary instruction books: https://www.kirkusreviews.com/book-reviews/a/chris-schenkel/how-to-watch-football-on-television/ https://www.kirkusreviews.com/book-reviews/a/chris-schenkel/...