Yeah 250 tonnes is a lot. Not sure if there is an alternative to helium or hydrogen, like maybe a void container, but it would still be heavy. I guess they wi

Yeah 250 tonnes is a lot. Not sure if there is an alternative to helium or hydrogen, like maybe a void container, but it would still be heavy. I guess they will suffer from bad press if they can't prove this can work. Easy to lie to investors but unless they have a prototype, I'm still very skeptical.