 Yes, that productivity growth in America used to be two and a half percent. Three, four decades ago, it has fallen over the last decade to barely one percent. Now, as you know, the key to economic growth is productivity growth. And that is something which is very concerning. And we've seen the effects in Europe. Now, I have to just interrupt because we're running out of time. Help me understand, with artificial intelligence and more technology, how are we becoming more inefficient? I don't understand that.