Because it is instrumental to solving to climate change. The better question is why are people unwilling to take the problem seriously?
Your understanding is the result of years of FUD against it. People really need to understand that they have been lied to repeatedly on this subject. If you have a basic grasp of engineering, you should understanding that it is literally made by running electricity through water. It is an incredible simple idea that you can even do at home. And since hydrogen is already being used in a vast number of industrial and chemical processes, it should be clear that there could not be any fundamental technical challenges that haven’t been solved.
Your understanding is the result of years of FUD against it. People really need to understand that they have been lied to repeatedly on this subject. If you have a basic grasp of engineering, you should understanding that it is literally made by running electricity through water. It is an incredible simple idea that you can even do at home. And since hydrogen is already being used in a vast number of industrial and chemical processes, it should be clear that there could not be any fundamental technical challenges that haven’t been solved.