The result was to induce the star pattern of urban development and its accompanying social impacts. PRT should expand with similar speed if not faster. I predict that PRT will become the dominant form of transportation, and will impact all aspects of life as we know it today. The starting point in peering into the future is, therefore, to grasp what is fundamentally different about PRT, especially in relation to the automobile. PRT has no human driver.
All trips are non-stop to preselected destinations.
The path or guideway is three feet wide or less. The upper limit on speed is as high as current jet travel. The vehicles can be as small as a shoe box. The guideways can be constructed in three dimensions. Power source is electric.