The Collapsing Crime Rates of the ’90s Might Have Been Driven by Cellphones

“The cellphones changed how drugs were dealt,” Edlund told me. In the ’80s, turf-based drug sales generated violence as gangs attacked and defended territory, and also allowed those who controlled the block to keep profits high. The cellphone broke the link, the paper claims, between turf and selling drugs.

Source: www.theatlantic.com