In the movie the phrase "eat popcorn" can be recorded backwards or be hidden into the lines of characters or in the music. So yes this is possible that there was a subliminal message telling the viewers to buy more popcorn.
Life goes on by oliver tree
Economically, the population decrease brought by the Columbian Exchange indirectly caused a drastic labor shortage throughout the Americas, which eventually contributed to the establishment of African slavery on a vast scale in the Americas.
Yes..............................yes they do.