Without careful planning, autonomous vehicles could create more problems for our transport system than they solve
The innovation race between car companies and tech giants like Google and Uber has seen expectations for driverless technology soar.
Proponents claim autonomous vehicles (AVs) can solve the problems we currently experience on the road: traffic will be safer, less congested and cleaner, there will be more car and ride-sharing, reduced labour costs in freight transport, and greater mobility and social participation among the disabled and elderly.
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Related: Twelve things you need to know about driverless cars