walter isaacson: Jobs basus and edison have this one thing in common, which is that they spotted that innovation itself could be a product. The reason nuclea has been unable to innovate in the last generation is because every new design must go through such an enormously expensive and time consuming a regulatory approval process. If it doesn't work, youare a billion dollars out of pocket. It's not worked nearly as well in transport, which ground to a haltabout 50 years ago,. In terms of improvements in speed, at least. I mean, sure, aeroplanes are more l less likely to crashd but they don't go any faster than they did in the