In the last year, government incentives have turbocharged interest for green hydrogen. If hydrogen is to meet these ambitions, development needs to accelerate, and costs need to fall. Infrastructure development will be the main driver of cost reduction for delivering hydrogen, but success is also linked to scale. How can this conundrum be solved? How can industry create and develop a global hydrogen trade to join hydrogen supply with potential buyers? How can projects receive proper financing? Are the business models suitably established?