Five years ago there was the widespread belief that in 5 years most cars would be self driven. This was in fact the main reason for investors to give Uber extre

Five years ago there was the widespread belief that in 5 years most cars would be self driven. This was in fact the main reason for investors to give Uber extreme high valuation. As we see in this case, and many others, technology doesn't advance as fast as some of us wish.