>>>Do I want to walk down the road with drones dodging around me . No.
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>My understanding is that the drones will fly at between 200 and 400 feet. Presumably not a lot different from crows flying around the place.
My front door (where deliveries usually arrive apart from Santa) is about 4 inches off the ground and about 7 foot high so at some point that drone is going to have to come down. Also most new build in urban areas is flats.
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>>>Also the self driving truck trains. Great idea but what about all the non self driving cars around them and why not put that freight where it belongs. On rails.
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>Not everybody agrees, E.g.
http://www.dailymail.co.uk/sciencetech/article-2810758/Will-self-driving-cars-kill-train-Autonomous-vehicles-make-railways-obsolete-new-high-speed-routes-built-expert-claims.htmlits a moot point. Whats the future model for where we live . is it very high density urban. (no transport necessary beyond mass transit systems) or dispersed.