eatyourkimchi.com

JYwY1 TIL that Korean Broadcasting Law prevents commercials to be run mid-show. Rather than having multiple short commercial break to be run throughout the course of a program, the entirety of the show is played continuously and is followed by a longer commercial break period.
OvMR TIL: during test times in Korea, they will lock the access to rooftops. This is because students have been known to realise they are failing whilst taking the test, stop, and leave to jump off the roof.