You can think how much you want about effective ways of getting a discussion started, but sometimes reality just does all the work for you. I officially challenge EVERYBODY to find something better than this specific couple of stories, that came back to back in my RSS feed, as brain food for a wide-ranging discussion on the impact of mobile tech on society in general, not just transportation (links to the full stories below):
(the italian version has many more links)
If they can make you ask the wrong questions, the answers don’t matter. The new Ponte della Scafa (Scafa Bridge) over which Via della Scafa (Scafa Road) crosses the Tiber River is, I think, one of these cases.