Is There a Lack of Innovation?

Why does innovation seem to regularly work in some fields like digitl and myphone, and not on others, like, say, testing for a virus? I'm very intrigued by this. We we've lived through a period of extraordinary innovation in digital in soft ware, in or computers and communications - but stagnation with respect to transport. Our grandparents had the opposite experience. That was well after the telephone. They had almost no other communications and computing improvements that reached them before they died in the 19 sixties. And i'm a little sceptical about whether we will. You know, the contrast between the two is quite striking. To some extent, we have made it difficult for innovators to