For many women and girls, the city is a hostile environment, to be negotiated "as delicately as a war zone." A trip down this or that street, a turn around the wrong corner can be like stepping on a landmine. Strategy, timing, and carefully planned routing can mean the difference between a normal trip, and a sudden verbal or physical explosion.
No technology has ever been adopted as fast as the smartphone - ever. Consumers have embraced these devices faster than the automobile, electricity, personal computers, and even the internet.