I would love to see hydrogen fuel cell succeed. From what I can tell, it's far less impactful in terms of mining rare earth metals than what we're doing right now. Tesla did show off some very promising slides at their last tech day to do with reducing the, I believe it was nickel and cobalt, contents of their battery. So who knows? If batteries get less reliant on heavy metals, if batteries get more recyclable, like if we could take a dead lithium battery and get back 80, 90 plus percent of the lithium and turn it back into a working battery. But otherwise, hydrogen fuel cell, aside from just being kind of stalled right now in terms of

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