> The difference between a car right now and a car 30 years ago is that you can now play angry birds on a tablet. The difference between a car right now and a

> The difference between a car right now and a car 30 years ago is that you can now play angry birds on a tablet. The difference between a car right now and a car 30 years ago is that you can do online many of the things you needed a car before. The speed difference is between minutes or hours to milliseconds - much more than the difference between cars and horses. The whole aspect of looking at cars is funny. It’s like judging progress 60 years from now by checking by how much their resolution improved.