Well people also complain on expansion of agriculture land so I don’t think consideration on land usage will disappear.

Real problem is that many people want the energy source which is clean, cheap, invisible, safe, doesn’t consume any land or resources and of course has a easy to understand functioning. What could possibly go wrong ?

This

One of the doubts I have is how all of this can be sustainable on the long term, because ok they run on donation now, but Lemmy is really small, a proper social network can’t hold itself on 2 developers and the unpaid work of volunteers

Can all of this scale up?

They received a grant from NLbet, but apparently they’re having an hard time reaching the requirements for the next tranche