The future of car navigation as it looked in 1971

From Tomorrow’s World, a long-running BBC show that showcased scientific and technological developments in prime time, making them easy to understand without dumbing down:

The idea of only being able to select pre-programmed routes may appear hilariously¬†limited to our modern eyes. But it’s an approach that worked well for decades, such as with the AA’s holiday travel books which gave detailed written driving instructions for a limited number of routes overseas. By pick’n’mixing¬†sections of different intersecting routes, you could end up with useful and effective instructions to get you most of the way to a huge range of places.

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