The origins of the taboo have an interesting history. In the past, Samurai would send letters challenging each other to battle. In these letters, the opponent's name was written in red ink. Hence, red ink is associated with animosity.
For some odd reason, the tune Ecuadorian garbage trucks make is identical to the tune used in American ice cream trucks.
Before World War II, the distinction between blue and green didn't exist in the Japanese language and the same word ao was used to describe both colors. To this day, the green color of the traffic light is called ao, which is why Japan uses a bluish shade of green on their traffic lights.
Fun fact: 'hoi,' is an old-school shortening of the nautical term 'ahoy.'
In the past, the flags of almost all states in South Asia were triangular, but Nepal is the only country today that maintains this ancient tradition.
