Summary: Krulwich makes a bet he can find tools that have gone extinct — but it turns out old technology doesn't disappear like you'd think. Tools from centuries ago are still being made — and used, by more people than you'd think.
Summary: Krulwich makes a bet he can find tools that have gone extinct — but it turns out old technology doesn't disappear like you'd think. Tools from centuries ago are still being made — and used, by more people than you'd think.