: The episode begins with a Morse code signal that translates to "THE EMP HITS," foreshadowing the central event.
: While the EMP is established to disable all computers—including those in cars manufactured after 1990—fans and critics often point out that several newer vehicles are seen running perfectly in subsequent episodes. [S1E6] 9:02
: The episode is noted for showing the town's shift from a collective community to a "every man for himself" mentality as the realization sets in that help isn't coming. "Jericho" 9:02 (TV Episode 2006) - IMDb : The episode begins with a Morse code