But they've all emerged out of a breakthrough idea. Now, that breakthrough idea did not necessarily generate a breakthrough product. That would come later. But somebody recognized that this is something interesting that we should investigate further. Yes, they're bottom up.
Top management can provide the framework and the instigation.
Top management can act as provocateurs for people to come up with new ideas, but not what those ideas are. On Monday, come back and bring me some breakthrough ideas. That would allow an elevator to eliminate cables, which would then allow an elevator to go up to very high buildings. Plus, there's a natural limit to traditional cable driven elevators. So we see the role of top management as setting the context, setting up organizational mechanisms such as the radical innovation hub, as providing the motivation, and as supporting these kinds of activities but not actually coming up with the content of what they should be.