A new megatrend needs time to develop. The last 15 years established the foundation for the coming breakthrough of fuel cells and a steadily growing interest in their use. Here’s why: Historically, technological revolutions often needed 15 years before a breakthrough was achieved. But once you’re past that point, everything goes very quickly, since no market actor wants to remain on the sidelines. This is exactly what’s happening to the fuel cell across all markets and applications.