Human fear can spread through a population faster than a biological virus
While biological viruses rely on physical contact to spread, human fear functions like a memetic contagion, transmitting through ideas and collective dread at speeds that can outpace global pandemics.
In psychology and sociology, fear acts as a powerful memetic force with a transmission rate often exceeding an R0 of 5, meaning one person can 'infect' five others almost instantly. This phenomenon is illustrated in the concept of devils in the series Chainsaw Man, where entities gain strength based on global terror.
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