When you try to do something ten per cent better, you tend to work from where you are: if I ask you to make a car that goes 50 miles a gallon, you can just retool the engine you already have.

When you try to do something ten per cent better, you tend to work from where you are: if I ask you to make a car that goes 50 miles a gallon, you can just retool the engine you already have.

To say a scientist is not at all responsible is wrong. But to say that someone who invents a piece of knowledge or technology is responsible for all future uses is ridiculous. It doesn't have to be that binary.