the.com/herd
safety in numbers, computed by every animal too modest to be a hero
selfish herdanimals crowd inward, shoving neighbors toward predators
no leaderflocks turn via simple rules, no boss required
wildebeest math1.5 million migrate Serengeti yearly, no map
herd immunitythe crowd protects those who can't protect themselves
word rootshares ancestry with the unrelated-looking word horde