Some actually do that. Either have a note saying that they'll explain the reference later during the credits(like the "[0]" we do here) or preemptly give contex

Some actually do that. Either have a note saying that they'll explain the reference later during the credits(like the "[0]" we do here) or preemptly give context in the intro or bumper[0] [0] https://en.wikipedia.org/wiki/Bumper_%28broadcasting%29 https://en.wikipedia.org/wiki/Bumper_%28broadcasting%29