what are the most cutting-edge/frontier technologies still in infancy today

ex: nuclear, quantum computing… what am I missing

(that are not crypto related)

https://en.m.wikipedia.org/wiki/List_of_emerging_technologies

https://www.elidourado.com/blog/notes-on-technology-2020s

for me, ship-printing. we've barely tapped into the scale of usecases in marine environments (it is a considerable, expensive challenge, though).

At SXSW this year there were a lot of very smart people from fusion companies who are confident they're on the brink onf major breakthroughs and commercialization. This has been promised so long that it's hard to believe, but it was surprising how convinced they were and how soon they think it will happen.

Space mining.

I truly believe that if we want to save/preserve/protect the earth, we need to be mining off-planet.

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