I think they're warranted. I don't believe they're that warranted because I believe energy abundance will become more efficient over time. I don't believe it's

I think they're warranted. I don't believe they're that warranted because I believe energy abundance will become more efficient over time. I don't believe it's a permanent problem, although obviously if the Bitcoin people can figure out a way to make it less power-hungry while still being secure, that's a win for everybody. So just to be clear. It's a criticism that I agree with, but I don't think it's as debilitating as a problem as most people believe.