I think as we go forward that we have in a certain sense, reaped a lot of low-hanging fruit in terms of discovery. It just takes an enormous number of hours and energy to discover the next thing. I think this is where we need to look for this amazing thing that's going to start to emerge. We are making something at a global level that has not existed on this planet before. That's immense in power. And with kind of all the global economies interlocking, it will be even greater.